Free HESI A2 Math practice for HESI A2 Math Version 3 (HESI A2). Answer 52 nursing exam-style questions with rationales, exam mode, and progress tracking on Nu
What is the result of adding 23.5 + 7.025?
Select the best answer.
Explanation:
To find the sum of 23.5 and 7.025, align the decimals and add the numbers: 23.5 + 7.025 = 30.525. The correct answer is choice A, which is 30.525. When adding decimal numbers, it's essential to align the decimal points properly and perform the addition as usual. Careful attention to decimal arithmetic ensures accuracy in the final result, making choice A the correct answer.
Convert the percentage to a decimal: 126% =
Select the best answer.
Explanation:
To convert a percentage to a decimal, you move the decimal point two places to the left. Therefore, 126% = 1.26 as a decimal. When you see 126%, it signifies having 126 parts out of 100, which is equivalent to 1.26 as a decimal. Remember that percentages represent parts out of 100, so converting to a decimal entails dividing by 100, resulting in the shift of the decimal point two places to the left.
Round to the nearest whole number. Change the fraction to a percent: 2/9
Select the best answer.
Explanation:
To convert a fraction to a percent, divide the numerator by the denominator, then multiply by 100. For 2/9, 2 · 9 = 0.2222... Multiplying by 100 gives 22%. When rounding to the nearest whole number, 0.2222... is closer to 22% than to 21% or 23%, making the correct answer D.
Subtract: 32.21 - 4.68 =
Select the best answer.
Explanation:
To subtract decimals, align the decimal points and subtract each place value. Starting from the right, 1 - 8 requires borrowing from the tens place, resulting in 11 - 8 = 3. Then, 2 - 6 requires borrowing from the tens place again, resulting in 12 - 6 = 6. The result is 27.53. Therefore, the correct answer is 27.53 (Option D). Remember to be careful with decimal alignment and borrowing when subtracting decimals.
Round to the nearest whole number. Change the fraction to a percent: 9/13.
Select the best answer.
Explanation:
To convert a fraction to a percentage, you divide the numerator by the denominator, then multiply by 100. For the fraction 9/13, (9/13) * 100 = 69%. When rounded to the nearest whole number, 69% remains as 69%. Therefore, the correct answer is 69% (Choice B).
Subtract: 15.7 - 9.8 =
Select the best answer.
Explanation:
To subtract two decimal numbers, align the decimal points and then subtract each place value. In this case, 15.7 - 9.8 = 5.9. Therefore, the correct answer is 5.9. When subtracting decimals, it is crucial to maintain the alignment of the decimal points to ensure accurate calculations. In this subtraction problem, the tenths and ones places are being subtracted individually. Subtracting 8 from 7 in the tenths place results in 1, while subtracting 9 from 15 in the ones place results in 6. Combining these results, we get a final answer of 5.9.
Round to the nearest whole number: What is 17 out of 68 as a percent?
Select the best answer.
Explanation:
To convert a fraction to a percentage, divide the numerator (17) by the denominator (68) to get approximately 0.25. Then, multiply this decimal by 100 to get the percentage. 0.25 * 100 = 25%. Since we are asked to round to the nearest whole number percentage, the answer is 25%. Therefore, the correct choice is B, 25%.
What is the result of subtracting 10.012 by 0.120?
Select the best answer.
Explanation:
When subtracting decimal numbers, it is essential to align the decimal points and subtract each place value. In this case, subtracting 0.120 from 10.012 results in 9.892 (D) as the correct answer. The accurate calculation is 10.012 - 0.120 = 9.892.
Round to the nearest percentage point: Gerald made 13 out of the 22 shots he took in the basketball game. What was his shooting percentage?
Select the best answer.
Explanation:
To calculate Gerald's shooting percentage, divide the number of shots made (13) by the total shots taken (22) to get the fraction of shots made. Then, multiply this fraction by 100 to convert it to a percentage. The calculation is (13/22) * 100 = 0.59 * 100 = 59%. Therefore, Gerald's shooting percentage is 59%, which corresponds to choice C.
Calculate the product: (7.2)(0.34) =
Select the best answer.
Explanation:
When multiplying decimals, treat the numbers as whole numbers and then position the decimal point in the product so that it has the same total number of decimal places as the numbers being multiplied. In this case, multiplying 7.2 by 0.34 results in 2.448.
Round to the nearest whole number: What is 18% of 600?
Select the best answer.
Explanation:
To find 18% of 600, you multiply 600 by 0.18, which equals 108. Since we need to round to the nearest whole number, 108 is the correct answer. When rounding, if the decimal portion is 0.5 or greater, you round up; in this case, since 0.18 is less than 0.5, the answer remains 108, the nearest whole number to the calculated value.
What temperature in Celsius is 98.6 degrees Fahrenheit?
Select the best answer.
Explanation:
To convert Fahrenheit to Celsius, you can use the formula: C = (F - 32) x 5/9. Substituting 98.6 for F: (98.6 - 32) x 5/9 = 37°C. Therefore, 98.6 degrees Fahrenheit is equivalent to 37 degrees Celsius.
Multiply: (99)(0.56) =
Select the best answer.
Explanation:
To multiply decimals, first ignore the decimal points and multiply the numbers as whole numbers. Then, count the total number of decimal places in both factors (2 in this case) and place the decimal point in the product so that it has the same total number of decimal places. Therefore, (99)(0.56) = 5544. After placing the decimal point, the answer is 54.44. Therefore, the correct answer is A: 54.44.
Round to the tenths place: What is 6.4% of 32?
Select the best answer.
Explanation:
To find 6.4% of 32, first convert 6.4% to a decimal by dividing by 100: 6.4/100 = 0.064. Next, multiply 0.064 by 32: 0.064 * 32 = 2.048. Rounding to the tenths place, 2.048 rounds down to 2. Therefore, the correct answer is 2, making choice D the correct option.
Calculate the product: (88)(7.08) =
Select the best answer.
Explanation:
To find the product of two numbers, you multiply them together. In this case, (88)(7.08) equals 623.04. To calculate this, you multiply 88 by 7.08. This results in 623.04. Therefore, the correct answer is D, 623.04.
What is the numerical value of the Roman numeral XVII?
Select the best answer.
Explanation:
The Roman numeral XVII represents the number 17. In Roman numerals, 'X' stands for 10, 'V' stands for 5, and 'I' stands for 1. When 'V' is placed before 'X' (V - X), it subtracts 5 from 10, resulting in 10 - 5 = 5. Adding this to the value of 'X,' which is 10, gives a total of 10 + 5 = 15. Finally, adding 'II,' which is equivalent to 2, results in a total of 15 + 2 = 17.
What is the result of multiplying 375 by 2.3?
Select the best answer.
Explanation:
To find the result of multiplying 375 by 2.3, you need to multiply the two numbers together. Multiplying 375 by 2.3 is calculated as 375 x 2.3 = 862.5. Therefore, the correct answer is A, which is 862.5.
How many ounces are in 2 quarts?
Select the best answer.
Explanation:
To convert quarts to ounces, remember that 1 quart is equal to 32 ounces. When dealing with 2 quarts, you need to multiply 2 by 32 to find the total number of ounces, which equals 64 ounces. Therefore, the correct answer is 64 ounces. Understanding the conversion factor of 32 ounces in 1 quart enables you to accurately calculate the total ounces for any given quantity of quarts.
After spending $75.64 at one store and $22.43 at the next store, how much money does the shopper have left if they started with $100.00?
Select the best answer.
Explanation:
To find out how much money the shopper has left, you need to add the total spent at both stores: $75.64 + $22.43 = $98.07. Next, subtract this total from the initial amount of $100.00: $100.00 - $98.07 = $1.93. Therefore, the shopper has $1.93 remaining after shopping at both stores. This calculation accurately determines the correct amount of money left after the purchases, making choice A the right answer.
Change the fraction to the simplest possible ratio: 8/14
Select the best answer.
Explanation:
To simplify the fraction 8/14, you need to divide both the numerator and denominator by their greatest common factor, which in this case is 2. Dividing both 8 and 14 by 2 results in 4/7, which is the simplest ratio for 8/14. Therefore, the correct answer is 4:7. Remember, when simplifying fractions, always divide both the numerator and denominator by their greatest common factor to represent the fraction in its simplest form.
Evaluate ab^2-ac if a=c, b=-4, and c=-5
Select the best answer.
Explanation:
To evaluate the expression "ab^2 - ac", substitute the values into the expression. Thus, "ab^2 - ac" becomes "(-5)(-4)^2 - (-5)(-5)", which simplifies to "(-5)(16) - 25 = -80 - 25 = -105". Therefore, the evaluated expression is -105.
In Mr. Garcia's class, two-thirds of the students are boys. If there are 27 students in the class, how many of them are girls?
Select the best answer.
Explanation:
If two-thirds of the students are boys, then one-third must be girls. To find the number of girls, we calculate one-third of the total number of students. Since the total number of students is 27, one-third of 27 is 9. Therefore, there are 9 girls in Mr. Garcia's class.
Convert the decimal to a percent: 0.64 =
Select the best answer.
Explanation:
To convert a decimal to a percent, you multiply by 100. In this case, 0.64 * 100 = 64%. Therefore, the correct answer is 64%. Remember that when converting a decimal to a percent, the decimal point moves two places to the right, and you add the percentage symbol (%) at the end. It's important to understand this concept as it is frequently used in various mathematical calculations and real-world applications.
Convert the decimal to a percent: 0.000026 =
Select the best answer.
Explanation:
To convert a decimal to a percent, you move the decimal point two places to the right and add a percent sign. In this case, 0.000026 becomes 0.00%. Starting with 0.000026, moving the decimal point two places to the right gives you 0.00. Therefore, the correct answer is A, 0.00%.
Change the percent to a decimal: 38% =
Select the best answer.
Explanation:
To convert a percentage to a decimal, you move the decimal point two places to the left. In this case, changing 38% to a decimal involves moving the decimal point two places to the left, resulting in 0.38. Therefore, the correct answer is D.
What is 126% as a decimal?
Select the best answer.
Explanation:
To convert a percentage to a decimal, divide the percentage value by 100. In this case, 126% as a decimal is calculated as 126 · 100 = 1.26. Therefore, 126% is equal to 1.26 as a decimal. Remember that 126% represents 126 out of 100 parts, which is equivalent to 1.26 in decimal form.
What is 6.4% of 32 rounded to the tenths place?
Select the best answer.
Explanation:
To find 6.4% of 32, first convert 6.4% to a decimal by dividing 6.4 by 100, which equals 0.064. Then, multiply this decimal by 32 to get the result, which is 2.048. Rounding this to the tenths place gives you 2.0 as the correct answer. When rounding to the tenths place, you look at the digit immediately to the right of the tenths place. In this case, it's 4. Since 4 is less than 5, the tenths place remains the same, resulting in the final answer of 2.0.
A newborn weighs 8 pounds 5 ounces. There are 453.59 grams per pound. What is the infant's weight in grams?
Select the best answer.
Explanation:
To find the infant's weight in grams, first convert 8 pounds to grams by multiplying 8 pounds by 453.59 grams per pound, which equals 3628.72 grams. Then, convert 5 ounces to grams by multiplying 5 ounces by 28.35 grams per ounce, which equals 141.75 grams. Finally, add these two results together: 3628.72 grams + 141.75 grams = 3770 grams. Therefore, the infant's weight is 3770 grams, making choice C the correct answer.
What temperature in Fahrenheit is 50°C? (Enter a numeric value only. If rounding is necessary, round to the nearest whole number.)
Select the best answer.
Explanation:
To convert Celsius to Fahrenheit, use the formula: F = (C x 9/5) + 32. Substituting 50 for C gives: F = (50 x 9/5) + 32 = 90 + 32 = 122°F. Therefore, 50°C is equal to 122°F. The correct answer is B.
A healthcare professional works in a military hospital from 1300 to 2000. What time of day does this healthcare professional work?
Select the best answer.
Explanation:
The military time of 1300 to 2000 corresponds to 1:00 PM to 8:00 PM. The healthcare professional works during this time frame from early afternoon to bedtime.
A patient is consuming a clear diet, and their urinary drainage bag indicates a total output of 1,000 mL in the past 24 hours. The patient's total intake includes 2 8-oz cups of coffee, 1 16-oz serving of clear soup, and 1 pint of water. What is the deficit in milliliters? (Enter a numeric value only. If rounding is necessary, round to the nearest whole number.)
Select the best answer.
Explanation:
To find the total intake, convert each volume to mL: 2 cups of coffee (8 oz each) = 2 x 8 x 29.5735 = 473.176 mL, 1 serving of clear soup (16 oz) = 16 x 29.5735 = 473.176 mL, and 1 pint of water = 473.176 mL. Thus, the total intake is 473.176 + 473.176 + 473.176 = 1,419.528 mL. The deficit is the difference between the total intake and output, which is 1,419.528 - 1,000 = 419.528 mL. When rounded to the nearest whole number, the deficit is 420 mL, making option C, 440, the closest choice.
A woman received a bottle of perfume as a present. The bottle contains 1/2 oz of perfume. How many milliliters is this? (Enter a numeric value only. If rounding is necessary, round to the nearest whole number.)
Select the best answer.
Explanation:
To convert ounces to milliliters, note that 1 fluid ounce is approximately equal to 29.57 milliliters. The bottle contains 1/2 oz of perfume, so by multiplying 1/2 by 29.57, you get the equivalent in milliliters: 1/2 * 29.57 = 14.785. Rounding this to the nearest whole number gives you 15 milliliters, which is the correct answer. Therefore, the correct answer is 15 milliliters.
The metric system of measurement was developed in France during Napoleon's reign. It is based on what multiplication factor?
Select the best answer.
Explanation:
The metric system of measurement is based on the factor of 10. This factor allows for easy conversion between units as they are all related by powers of 10. For example, moving from centimeters to meters involves multiplying or dividing by 10, making the system simple and efficient to use. The length of Napoleon's forearm, choice A, is not the basis for the metric system. Choice B and choice D are also incorrect as they do not align with the fundamental principle of the metric system being based on units that are interrelated by powers of 10.
Round to the nearest whole number: 4748 — 12 =
Select the best answer.
Explanation:
To find the result of 4748 — 12 and round to the nearest whole number, multiply 4748 by 12 to get 56976. When considering rounding to the nearest whole number, 56976 is closest to 57000. Since 56976 is closer to 57000 than to 56000, the rounded answer is 57000. Therefore, the correct rounded answer is 57000, which corresponds to 396 in the given choices.
Report all decimal places: 3.7 + 7.289 + 4 =
Select the best answer.
Explanation:
To find the sum of 3.7, 7.289, and 4, add them together: 3.7 + 7.289 + 4 = 14.989. The correct answer is A, 14.989, as it accurately reports all decimal places in the sum. When adding numbers with decimal points, it is crucial to maintain the decimal precision to obtain the correct result. In this case, the sum includes three decimal places, so the answer should also have three decimal places to represent the precise result. Therefore, 14.989 is the accurate sum that includes all the decimal places present in the numbers being added.
What is the result of adding 4.934, 7.1, and 9.08?
Select the best answer.
Explanation:
To find the sum of the numbers 4.934, 7.1, and 9.08, you simply add them together. 4.934 + 7.1 + 9.08 equals 21.114. Therefore, the correct answer is A, which represents the sum of the given numbers. When adding decimal numbers, it is essential to align the decimal points and add each place value carefully. In this case, adding the tenths, hundredths, and thousandths place values correctly leads to the sum of 21.114. Remember to pay attention to the position of the decimals and perform the addition accurately to get the correct total.
What is the result of the subtraction 27 - 3.54?
Select the best answer.
Explanation:
To subtract 3.54 from 27, align the decimal points and subtract as you would with whole numbers. 27 - 3.54 equals 23.46. Therefore, the correct answer is 23.46, corresponding to option B. Remember to be careful with decimal point placement and borrow if necessary when subtracting decimals.
What is the result of the subtraction: 28.19 - 9 = ?
Select the best answer.
Explanation:
To find the result of 28.19 - 9, align the decimal points and subtract each place value accordingly. Subtracting 9 from 28.19 results in 19.19. In this calculation, when subtracting 9 from 19 in the tenths place, 1 remains in the tenths place. Subtracting 0 from 8 in the ones place gives 8. Therefore, the correct answer is 19.19. It's crucial to maintain the alignment of decimal points while performing arithmetic operations involving decimals to ensure accuracy.
Karen went to the grocery store with $40. She bought a carton of milk for $1.85, a loaf of bread for $3.20, and a bunch of bananas for $3.05. How much money does she have left?
Select the best answer.
Explanation:
To determine how much money Karen has left, we need to subtract the total cost of the items she purchased from the initial amount. The total cost of the items is $1.85 + $3.20 + $3.05 = $8.10. Subtracting $8.10 from $40, we find $40 - $8.10 = $31.90. Therefore, Karen has $31.90 remaining after buying the items.
Round your answer to the hundredths place: 28 divided by 0.6 =
Select the best answer.
Explanation:
To divide 28 by 0.6, you get 46.666... Rounding the answer to the hundredths place means keeping two decimal places. Since the digit after the hundredths place is 6, we round up the last decimal place to get 46.67 as the correct rounded answer.
Roger's car gets an average of 25 miles per gallon. If his gas tank holds 16 gallons, about how far can he drive on a full tank?
Select the best answer.
Explanation:
To determine the distance Roger can drive on a full tank, you need to multiply the miles per gallon by the tank capacity. Since his car gets 25 miles per gallon and the tank holds 16 gallons, the calculation would be: 25 miles/gallon * 16 gallons = 400 miles. Therefore, Roger can drive approximately 400 miles on a full tank of gas.
What is the sum of 9.98 and 0.065?
Select the best answer.
Explanation:
To find the sum of 9.98 and 0.065, you need to add them together. When you add 9.98 and 0.065, the result is 10.045. Therefore, the correct answer is B, 10.045. Remember to pay attention to the decimal points when adding numbers to ensure accuracy. In this case, the sum involves adding a number with three decimal places to a number with two decimal places, so align the decimals and carry out the addition accurately to get the correct sum.
What is the result of adding 6, 12.55, and 5.022?
Select the best answer.
Explanation:
To find the sum of 6, 12.55, and 5.022, you need to add the numbers together: 6 + 12.55 + 5.022 = 23.572. Therefore, the correct answer is B, which equals 23.572. Adding the three numbers together gives you the total sum. In this case, the sum is 23.572, making it the correct answer choice.
What is the sum of 23.5 + 7.025?
Select the best answer.
Explanation:
To find the sum of 23.5 and 7.025, align the decimal points and add the numbers as if they were whole numbers. 23.5 + 7.025 equals 30.525. Therefore, the correct answer is A, which is 30.525. When adding decimal numbers, it is essential to maintain the alignment of decimal points and add the numbers accordingly. In this case, adding 23.5 and 7.025 results in 30.525, with the decimal point staying in the same position as the numbers being added.
What is the result of subtracting 32.21 by 4.68?
Select the best answer.
Explanation:
To subtract decimals, align the decimal points and subtract each place value. When subtracting 4.68 from 32.21, you get 27.53. Therefore, the correct answer is option B, 27.53.
Calculate the product: (99)(0.56) =
Select the best answer.
Explanation:
To multiply decimals, multiply the numbers as if they were whole numbers and then place the decimal point in the product. In this case, (99)(0.56) = 55.44. To find the product, multiply 99 by 0.56, which equals 55.44. Therefore, the correct answer is 55.44, as shown in choice C. Hence, choice C, 55.44, is the correct answer.
Multiply: (88)(7.08) =
Select the best answer.
Explanation:
To find the product of (88)(7.08), multiply the two numbers together: 88 x 7.08 = 623.04. Therefore, the correct answer is 623.04. When multiplying whole numbers and decimals, it is essential to follow the rules of multiplication and perform the calculations accurately to obtain the correct result. In this case, multiplying 88 by 7.08 gives us 623.04. It is crucial to pay attention to decimal placement and ensure each digit is correctly multiplied to reach the accurate product.
After spending $75.64 at one store and $22.43 at the next store, how much money does a shopper who started with $100.00 have left?
Select the best answer.
Explanation:
To determine the remaining amount of money the shopper has, subtract the total spent ($75.64 + $22.43) from the initial amount of $100.00: $100.00 - $75.64 - $22.43 = $1.93. Therefore, the correct answer is A, $1.93, which represents the money left after the shopper's purchases. This calculation ensures that the shopper's expenses are subtracted accurately from the starting amount, providing the correct remaining balance.
Rounded to the nearest whole number, what is 17 out of 68 as a percentage?
Select the best answer.
Explanation:
To convert a fraction to a percentage, divide the numerator by the denominator and multiply by 100. In this case, (17 · 68) — 100 = 25%. Therefore, when rounded to the nearest whole number, 17 out of 68 as a percentage is 25%.
What is the result of adding 1/4 + 3/8?
Select the best answer.
Explanation:
To add fractions, a common denominator is needed. In this case, the common denominator is 8. Converting 1/4 to have the same denominator results in 2/8. Adding 2/8 + 3/8 gives 5/8. Thus, the correct answer is 5/8.
If a caregiver changes their baby 6 times a day, how many diapers will be needed in a year?
Select the best answer.
Explanation:
To determine the total number of diapers needed in a year, multiply the number of diaper changes per day (6) by the number of days in a year. Therefore, 6 diaper changes per day * 365 days per year = 2190 diapers. Hence, 2190 diapers will be needed in a year to keep up with the 6 diaper changes per day.
What is the result of dividing 1/9 by 2/3?
Select the best answer.
Explanation:
When dividing fractions, you multiply the first fraction by the reciprocal of the second fraction. In this case, 1/9 · 2/3 can be rewritten as 1/9 x 3/2 = 3/18 = 1/6. Therefore, the correct answer is A, 1/6. Remember, 'invert and multiply' is the rule to follow when dividing fractions.
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