NUR 126, CHAPTER 4 EXAM QUIZZES AND ANSWERS

Write the following relationships as ratios using a colon. Reduce to lowest terms, if necessary. 8 hours of sleep to 24 hours in a day: _______________ - 1:3 Solve for x and express answer to two decimal places as indicated. {500/1} = {280/x}, x = _____ - 0.56 Solve for x and express answer to two decimal places as indicated. {75/0.75} = {35/x}, x = _____ - 0.35 Solve for x and express answer to two decimal places as indicated. 3 : 9 = x: 81, x = _____ - 27 Solve for x and express answer to two decimal places as indicated. 5 : 9 = x : 27, x = ____ - 15 Set up the following as a proportion and solve. If 50 milligrams (mg) of a medication is contained in 250 milliliters (mL), how many mL of solution contains 30 mg of medication? x =_______ - 150 Set up the following as a proportion and solve. If one (1) ounce (oz) is equivalent to 30 mL. How many mL are there in 6 ¾ oz? (State answer as a decimal number.) - 202.5 Set up the following as a proportion and solve. A client must take three (3) tablets per day for seven (7) days. How many tablets should the pharmacist supply to fill this order? x = ________ - 21 Set up the following as a proportion and solve. The prescriber orders 15 mg of a medication for every 10 pounds (lb) of a person s weight. How much medication should be given for a person who weighs 180 lb? x = _______ - 270 Set up the following as a proportion and solve. There is 40 mg of medication in every 5 mL of solution. How much solution is necessary to administer 160 mg of medication? x = _______ - 20