Pharmacy Math Quiz
Questions: 16 · 10 minutes
1. How many milligrams are equal to 0.75 grams?
750 mg
75 mg
7,500 mg
0.75 mg
2. U-100 insulin contains 100 units per mL. What volume contains 18 units?
1.8 mL
0.8 mL
0.018 mL
0.18 mL
3. A container holds 2.5 liters of solution. What is this volume in milliliters?
250 mL
2,500 mL
25,000 mL
0.0025 mL
4. How many grams of a 5% preparation are needed to compound 30 g of a 1% preparation when the remainder is drug-free base?
1.5 g
3 g
6 g
15 g
5. A 1:1,000 w/v solution contains what concentration of drug?
0.1 mg/mL
1 mg/mL
10 mg/mL
100 mg/mL
6. A prescription calls for 375 mg. Each scored tablet contains 250 mg. How many tablets provide the prescribed dose?
1 tablet
2 tablets
0.67 tablet
1.5 tablets
7. An infusion contains 400 mg of drug in 250 mL. It is prescribed at 5 micrograms/kg/minute for a 60 kg patient. What pump rate delivers the dose?
1.125 mL/hour
7.5 mL/hour
11.25 mL/hour
18.75 mL/hour
8. A prescription provides 60 tablets with directions to take one tablet twice daily. What is the days’ supply?
30 days
60 days
90 days
120 days
9. A 500 mL infusion is to run evenly over 4 hours. What pump rate is required?
100 mL/hour
120 mL/hour
200 mL/hour
125 mL/hour
10. A 1.2 mg dose is ordered. The available solution contains 400 micrograms/mL. What volume is needed?
0.3 mL
3 mL
1.2 mL
4.8 mL
11. After reconstitution, a vial contains 1 gram of drug in a final volume of 4 mL. What is the concentration?
40 mg/mL
400 mg/mL
250 mg/mL
4,000 mg/mL
12. How much 25% stock solution is needed to prepare 200 mL of a 10% solution?
20 mL
50 mL
125 mL
80 mL
13. A 1,000 mL infusion must run over 8 hours using tubing calibrated at 15 drops/mL. Rounded to the nearest whole drop, what is the flow rate?
15 drops/minute
31 drops/minute
125 drops/minute
24 drops/minute
14. What does a 2% w/v concentration mean?
2 g of solute in each 100 mL of solution
2 mg of solute in each 100 mL of solution
2 g of solute in each 1,000 mL of solution
20 g of solute in each 100 mL of solution
15. A medication is prescribed at 15 mg/kg for a patient who weighs 22 kg. What is the calculated dose?
150 mg
220 mg
330 mg
300 mg
16. An oral liquid contains 125 mg per 5 mL. What volume provides a 300 mg dose?
12 mL
10 mL
15 mL
6 mL