Exam 4: Ratio and Proportion

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

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

A low-fat cheese has 40 calories (cal) per oz. A client eats 2 1/2 oz of the low-fat cheese. How many cal has the client eaten? _____

Express the following dosage as a ratio. An injectable solution contains 500 mg in each 0.7 mL; _____

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

If one glass of milk contains 300 milligrams (mg) of calcium, how many mg of calcium are in $3 ^ { 1 } / _2$ glasses of milk? ______

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

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

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

Solve for x in the following. 4/2.6 = 5/x x = _____

Solve for x. $\frac { 0.25 } { 2 } = \frac { x } { 1 / 2 }$ x = _____

Solve for x. $1^1 /_ 2$ :2 = x:3 x = _____

If 1 ounce (oz) is equal to 30 mL, how many mL are there in $4 ^ { 3 } / _4$ oz? (State answer as a decimal number.) ______

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

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

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

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

If 5oz of a solution contains 4 1/2 oz of water, how many oz of water are in 20 oz of solution? _______

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

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