HESI Math Practice Exam 2

Question 1

Ratio and proportion: 0.5:20:: x:200

Accepted Answer

x= 5

Answer

To solve a ratio and proportion problem like 0.5:20::x:200, you can set it up as a fraction: 0.5/20 = x/200. Cross-multiply to solve for x: 0.5 * 200 = 20 * x. This simplifies to 100 = 20x, and dividing both sides by 20 yields x = 5.

Question 2

Change 66\/4 to a decimal

Accepted Answer

16.5

Answer

To convert a fraction to a decimal, you simply divide the numerator by the denominator. For the fraction 66/4, divide 66 by 4. Performing this division results in 16.5.

Question 3

Which is the largest decimal?

Accepted Answer

0.68

Answer

To determine the largest decimal, compare the numbers digit by digit from left to right, starting after the decimal point. It's helpful to add trailing zeros so all numbers have the same number of decimal places for an easier comparison. Comparing 0.0688, 0.6670, 0.6800, and 0.6000, 0.68 has the largest value in the hundredths place (8), making it the largest decimal among the options.

Question 4

Convert the metric equivalent: 8,500 grams equals x kg. (Enter numerical value only).

Accepted Answer

8.5 kilograms

Answer

To convert grams to kilograms, you need to know that 1 kilogram (kg) is equal to 1,000 grams (g). Therefore, to convert 8,500 grams to kilograms, you divide 8,500 by 1,000. This calculation results in 8.5 kilograms.

Question 5

Convert the fraction into decimals 7\/4=175% (Enter numerical value only).

Accepted Answer

1.75

Answer

To convert a fraction to a decimal, divide the numerator by the denominator. For the fraction 7/4, divide 7 by 4. The result of this division is 1.75. (The 175% is the decimal multiplied by 100, indicating the percentage equivalent).

HESI (ATI) Practice Test

HESI (ATI) Practice Test

HESI Math Practice Exam 2