HESI A2 Math Practice
A survey company must contact 136 people via phone calls. How many buttons must be pushed
to make 136 long distance calls? - ANS 136 ✖ 10 = 1,360 buttons
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There are 453.59 grams per pound. An infant weighs 6,577 grams. What is the weight of the
infant in pounds and ounces? - ANS 6577 453.59 = 14.5 lbs
There are 16 oz per lb.
So 16 ✖ .5 = 8 oz -----> 14lb 8oz
98.6 degrees Fahrenheit is what temperature is Celsius? - ANS Convert Fahrenheit to Celsius
(F - 32) ✖ .56
(98.6 -32) ✖ .56
66.6 ✖ .56 = 37 degrees Celsius
A patient on a clear diet consumes the following for the day: 2 pints of water, 1 8 oz serving of
clear soup, 1 8oz cup of coffee. A nurse reviewing his intake and output notes that his drainage
bag shows 1,000 mL for the past day. What is his deficit in milliliters? - ANS 2 pints of water ✖
16 oz per pint = 32 oz
32oz h2o + 8oz coffee + 8 oz soup = 48oz
To convert oz to mL multiply by 30 oz/ml
48 oz ✖ 30 oz/ml = 1440mL
mL is 1440 - 1000 = 440mL
A sample contains 2/3 oz of liquid. How many mL is this? - ANS Multiply by 30 oz/mL
2/3 ✖ 30 =60/3
= 20 mL
How many meters in a kilometer? - ANS 1000 meter
How many grams in a kilogram? - ANS 1000 grams
10 kilograms is equivalent to how many pounds? - ANS To convert kilograms to pounds (✖2.2)
10 ✖ 2.2= 22lb
Instructions require you to dilute a powder in 3 quarts of water. You only have a container that is
marked in liters. How many liters would you use to dilute the powder? - ANS 1 quart = 32 oz
3 quarts = 96oz
30 milliliters per oz.
30 milliliters ✖ 96oz = 2880 milliliters
1000 milliliters per liter
, 1000 ➗ 2800= 2.88 liters
How many milliliters are in 1 liter? - ANS 1000mL
A man's waist measurement is 88.9 centimeters. What is his waist in inches? - ANS Convert
➗
centimeters to inches (formula 2.54)
88.9 2.54 = 35 inches
How many centimeters are in a meter? - ANS 100 centimeters
How many millimeters are in a centimeter? - ANS 10 millimeters
How many centimeters are in a millimeter? - ANS 1/10 centimeters
1 foot is how many centimeters? - ANS 1 foot = 12 inches
1 inch = 2.54centimeters
12in ✖ 2.54 = 30.48centimeters
A car dealer offers 10 different brands of cars for sale. The average daily sales for the dealer
are Honda 2 models, selling 20 per day, Toyota 3 models selling 15 per day, Kia 1 model sells 7
per day, Ford 4 models sells 6 per day. How many total cars are sold per day? - ANS 2 Hondas
✖ 20 cars = 40
3 toyotas ✖ 15cars = 45
1 kia ✖ 7 cars= 7
4 ford ✖ 6 cars = 24
40+45+7+24 = 116 cars
25 chainsaws, 14 snow blowers, 18 floor sanders, 12 leaf blowers and 19 power washers. If
25% of the total inventory is available for rental, how many tools can be rented? - ANS
25+14+18+12+19= 88
25% of 88 = 88 ✖ 0.25 = 22 tools can be rented
The patient currently drinks 4 12 oz cans of diet soda per day. How many ounces of diet soda
can the patient drink if he reduces his intake by 25%? - ANS 4 ✖ 12 oz = 48 oz the patient
currently consumes
Patient has to give up 25% of 48oz
48 ✖ .25= 12oz
48 - 12 = 36 uncles the patient can drink
On an annual basis, a hospital deliver 1,820 babies. If 55% of the babies born are boys, how
many girls were born in a year? - ANS 55% are boys
55 ✖ 1820= 1001 boys
45% must be girls
1820 ✖ 45= 819 girls
A survey company must contact 136 people via phone calls. How many buttons must be pushed
to make 136 long distance calls? - ANS 136 ✖ 10 = 1,360 buttons
➗
There are 453.59 grams per pound. An infant weighs 6,577 grams. What is the weight of the
infant in pounds and ounces? - ANS 6577 453.59 = 14.5 lbs
There are 16 oz per lb.
So 16 ✖ .5 = 8 oz -----> 14lb 8oz
98.6 degrees Fahrenheit is what temperature is Celsius? - ANS Convert Fahrenheit to Celsius
(F - 32) ✖ .56
(98.6 -32) ✖ .56
66.6 ✖ .56 = 37 degrees Celsius
A patient on a clear diet consumes the following for the day: 2 pints of water, 1 8 oz serving of
clear soup, 1 8oz cup of coffee. A nurse reviewing his intake and output notes that his drainage
bag shows 1,000 mL for the past day. What is his deficit in milliliters? - ANS 2 pints of water ✖
16 oz per pint = 32 oz
32oz h2o + 8oz coffee + 8 oz soup = 48oz
To convert oz to mL multiply by 30 oz/ml
48 oz ✖ 30 oz/ml = 1440mL
mL is 1440 - 1000 = 440mL
A sample contains 2/3 oz of liquid. How many mL is this? - ANS Multiply by 30 oz/mL
2/3 ✖ 30 =60/3
= 20 mL
How many meters in a kilometer? - ANS 1000 meter
How many grams in a kilogram? - ANS 1000 grams
10 kilograms is equivalent to how many pounds? - ANS To convert kilograms to pounds (✖2.2)
10 ✖ 2.2= 22lb
Instructions require you to dilute a powder in 3 quarts of water. You only have a container that is
marked in liters. How many liters would you use to dilute the powder? - ANS 1 quart = 32 oz
3 quarts = 96oz
30 milliliters per oz.
30 milliliters ✖ 96oz = 2880 milliliters
1000 milliliters per liter
, 1000 ➗ 2800= 2.88 liters
How many milliliters are in 1 liter? - ANS 1000mL
A man's waist measurement is 88.9 centimeters. What is his waist in inches? - ANS Convert
➗
centimeters to inches (formula 2.54)
88.9 2.54 = 35 inches
How many centimeters are in a meter? - ANS 100 centimeters
How many millimeters are in a centimeter? - ANS 10 millimeters
How many centimeters are in a millimeter? - ANS 1/10 centimeters
1 foot is how many centimeters? - ANS 1 foot = 12 inches
1 inch = 2.54centimeters
12in ✖ 2.54 = 30.48centimeters
A car dealer offers 10 different brands of cars for sale. The average daily sales for the dealer
are Honda 2 models, selling 20 per day, Toyota 3 models selling 15 per day, Kia 1 model sells 7
per day, Ford 4 models sells 6 per day. How many total cars are sold per day? - ANS 2 Hondas
✖ 20 cars = 40
3 toyotas ✖ 15cars = 45
1 kia ✖ 7 cars= 7
4 ford ✖ 6 cars = 24
40+45+7+24 = 116 cars
25 chainsaws, 14 snow blowers, 18 floor sanders, 12 leaf blowers and 19 power washers. If
25% of the total inventory is available for rental, how many tools can be rented? - ANS
25+14+18+12+19= 88
25% of 88 = 88 ✖ 0.25 = 22 tools can be rented
The patient currently drinks 4 12 oz cans of diet soda per day. How many ounces of diet soda
can the patient drink if he reduces his intake by 25%? - ANS 4 ✖ 12 oz = 48 oz the patient
currently consumes
Patient has to give up 25% of 48oz
48 ✖ .25= 12oz
48 - 12 = 36 uncles the patient can drink
On an annual basis, a hospital deliver 1,820 babies. If 55% of the babies born are boys, how
many girls were born in a year? - ANS 55% are boys
55 ✖ 1820= 1001 boys
45% must be girls
1820 ✖ 45= 819 girls
