Deck 3: Ratio and Proportion

Question 1

Solve for x in the following.
11:121 = 3:x
x = _____

Answer 1

33

Question 2

Solve for x.
0.5:5 = 7:x
x = _____

Answer 2

70

Question 3

Solve for x.Express the answer to the nearest tenth.
1:3.6 = x:170
x = _____

Answer 3

47.2

Question 4

Solve for x.
2:9 = x:27
x = _____

Question 5

Solve for x.
2.2:1 = x:145
x = _____

Question 6

Express the following dosage as a ratio.Use only numbers;no spaces,for example 5:5.
A capsule that contains 450 mg of medication: ________

Question 7

If there are 2.5 centimetres (cm)to an inch,and if a patient is 70 inches (in)tall,how tall is the patient in cm? ____ cm

Question 8

If three tablets (tabs)contain 60 mg,how many tabs would need to be given for 80 mg? ______ tabs

Question 9

Solve for x.
16 = x
40 55
x = _____

Question 10

Solve for x.
1/0.05 = x/0.1
x = _____

Question 11

Solve for x in the following.Round to the nearest hundredth.
4/2.6 = 5/x
x = _____

Question 12

Solve for x.Express the answer in the nearest thousandth;if the answer is less than 1,place a 0 to the left of the decimal.
2.8:9 = x:2

Question 13

Solve for x in the following.
0.5/0.125 = x/4
x = _____

Question 14

If 1 ounce (oz)is equal to 30 millilitres (mL),how many mL are there in 4 3/4 oz? Express answer in tenth.______ mL

Question 15

Solve for x in the following.Round to the nearest tenth.
500:3 = 350:x
x = _____

Question 16

If 5 millilitres (mL)of a solution contains 4 mL of water,how many mL of water are in 20 mL of solution? _______ mL

Question 17

A nurse counts a patient's pulse,which is regular for 15 seconds (sec)and gets 19 beats.If the nurse counts the pulse for 60 sec,how many beats should there be? _____ beats

Question 18

Solve for x.
42:7 = 48:x
x = ______

Question 19

Express the following dosage as a ratio of mg:mL.Use only numbers;no spaces,for example 3:5;if a number is less than 1,place a 0 to the left of the decimal.
An injectable solution contains 500 mg in each 0.7 mL: _________

Question 20

If one glass of milk contains 300 milligrams (mg)of calcium,how many mg of calcium are in 3 1/2 glasses of milk? If the answer is greater than 999,place a space after the thousands,for example 26 081.
_________ mg

Question 21

The nurse is instructed to administer 500 mL of a solution every 8 hours (hr).How many hr will be needed to administer 1 500 mL of solution? _____ hr

Question 22

A patient must take four tabs per day for 14 days.How many tablets should the pharmacy supply to fill this order? ______ tab(s)

Question 23

A low-fat cheese has 40 calories (cal)per 30 mL.A patient eats 80 mL of the low-fat cheese.How many cal has the patient eaten? Express the answer as a whole number._____ cal

Question 24

Two tabs contain a total of 50 mg of a medication.How many mg of medication are present in 15 tabs? _______ mg

Question 25

If 100 grams (g)of ice cream contain 20 g of fat,how many g of fat are there in 300 g of ice cream? ______ g