ATI DOSAGE CALCULATION ADULT MEDICAL SURGICAL
PROCTORED ASSESSMENT 3.2 | ALL QUESTIONS AND
ANSWERS | A+ GRADED | COMPREHENSIVE EXAM
GUIDE 2026/2027
1. A nurse is preparing to administer digoxin 0.125 mg PO. The available tablets are
labeled 0.25 mg/tablet. How many tablets should the nurse administer?
A. 0.25 tablet
B. 0.5 tablet
C. 1 tablet
D. 2 tablets
Rationale: 0.125 mg ÷ 0.25 mg/tablet = 0.5 tablet.
2. A client with heart failure is prescribed furosemide 40 mg IV. The vial contains 10
mg/mL. How many mL should the nurse administer?
A. 2 mL
B. 3 mL
C. 4 mL
D. 5 mL
Rationale: 40 mg ÷ 10 mg/mL = 4 mL.
3. A client is prescribed acetaminophen 650 mg PO. The available tablets contain 325 mg
each. How many tablets should the nurse administer?
A. 1 tablet
B. 1.5 tablets
C. 2 tablets
D. 2.5 tablets
Rationale: 650 mg ÷ 325 mg/tablet = 2 tablets.
4. A nurse must administer morphine 4 mg IV. The medication is supplied as 2 mg/mL.
How many mL should the nurse administer?
,A. 1 mL
B. 2 mL
C. 3 mL
D. 4 mL
Rationale: 4 mg ÷ 2 mg/mL = 2 mL.
5. A client is prescribed metoprolol 75 mg PO. Tablets are available as 50 mg each. How
many tablets should the nurse administer?
A. 1 tablet
B. 1.25 tablets
C. 1.5 tablets
D. 2 tablets
Rationale: 75 mg ÷ 50 mg/tablet = 1.5 tablets.
6. A nurse is administering an IV antibiotic in 100 mL over 30 min. What pump rate
should the nurse program in mL/hr?
A. 100 mL/hr
B. 150 mL/hr
C. 200 mL/hr
D. 250 mL/hr
Rationale: 30 min = 0.5 hr. 100 mL ÷ 0.5 hr = 200 mL/hr.
7. A client weighs 154 lb. What is the client's weight in kilograms?
A. 60 kg
B. 65 kg
C. 70 kg
D. 75 kg
Rationale: 154 lb ÷ 2.2 = 70 kg.
8. A prescription requires cefazolin 1.5 g IV. The pharmacy supplies 750 mg in 10 mL. How
many mL should the nurse administer?
,A. 10 mL
B. 15 mL
C. 20 mL
D. 25 mL
Rationale: 1.5 g = 1,500 mg. 1,500 mg ÷ 750 mg × 10 mL = 20 mL.
9. A client is prescribed levothyroxine 0.075 mg PO. Tablets available are 25 mcg each.
How many tablets should the nurse administer?
A. 2 tablets
B. 3 tablets
C. 4 tablets
D. 5 tablets
Rationale: 0.075 mg = 75 mcg. 75 mcg ÷ 25 mcg/tablet = 3 tablets.
10. A nurse prepares to administer 500 mL of lactated Ringer's over 4 hr. What rate should
be programmed into the IV pump?
A. 100 mL/hr
B. 110 mL/hr
C. 125 mL/hr
D. 150 mL/hr
Rationale: 500 mL ÷ 4 hr = 125 mL/hr.
11. A client with diabetes has an order for regular insulin 8 units subcutaneously. The vial
contains 100 units/mL. How many mL should the nurse administer?
A. 0.08 mL
B. 0.8 mL
C. 1.25 mL
D. 8 mL
Rationale: 8 units ÷ 100 units/mL = 0.08 mL.
, 12. A nurse is administering potassium chloride 20 mEq PO. The solution contains 10
mEq/15 mL. How many mL should the nurse administer?
A. 15 mL
B. 20 mL
C. 25 mL
D. 30 mL
Rationale: 20 mEq requires twice the 15-mL amount: 30 mL.
13. A client is prescribed warfarin 7.5 mg PO. Tablets are available as 5 mg. How many
tablets should the nurse administer?
A. 0.5 tablet
B. 1 tablet
C. 1.5 tablets
D. 2 tablets
Rationale: 7.5 mg ÷ 5 mg/tablet = 1.5 tablets.
14. A nurse needs to administer vancomycin 1 g IV over 2 hr. The prepared solution
contains 500 mg in 100 mL. What rate should the nurse program?
A. 50 mL/hr
B. 75 mL/hr
C. 100 mL/hr
D. 125 mL/hr
Rationale: Two 100-mL bags provide 1 g. 200 mL ÷ 2 hr = 100 mL/hr.
15. A client is prescribed prednisone 30 mg PO. Tablets are available as 10 mg each. How
many tablets should the nurse administer?
A. 2 tablets
B. 3 tablets
C. 4 tablets
D. 5 tablets
Rationale: 30 mg ÷ 10 mg/tablet = 3 tablets.
PROCTORED ASSESSMENT 3.2 | ALL QUESTIONS AND
ANSWERS | A+ GRADED | COMPREHENSIVE EXAM
GUIDE 2026/2027
1. A nurse is preparing to administer digoxin 0.125 mg PO. The available tablets are
labeled 0.25 mg/tablet. How many tablets should the nurse administer?
A. 0.25 tablet
B. 0.5 tablet
C. 1 tablet
D. 2 tablets
Rationale: 0.125 mg ÷ 0.25 mg/tablet = 0.5 tablet.
2. A client with heart failure is prescribed furosemide 40 mg IV. The vial contains 10
mg/mL. How many mL should the nurse administer?
A. 2 mL
B. 3 mL
C. 4 mL
D. 5 mL
Rationale: 40 mg ÷ 10 mg/mL = 4 mL.
3. A client is prescribed acetaminophen 650 mg PO. The available tablets contain 325 mg
each. How many tablets should the nurse administer?
A. 1 tablet
B. 1.5 tablets
C. 2 tablets
D. 2.5 tablets
Rationale: 650 mg ÷ 325 mg/tablet = 2 tablets.
4. A nurse must administer morphine 4 mg IV. The medication is supplied as 2 mg/mL.
How many mL should the nurse administer?
,A. 1 mL
B. 2 mL
C. 3 mL
D. 4 mL
Rationale: 4 mg ÷ 2 mg/mL = 2 mL.
5. A client is prescribed metoprolol 75 mg PO. Tablets are available as 50 mg each. How
many tablets should the nurse administer?
A. 1 tablet
B. 1.25 tablets
C. 1.5 tablets
D. 2 tablets
Rationale: 75 mg ÷ 50 mg/tablet = 1.5 tablets.
6. A nurse is administering an IV antibiotic in 100 mL over 30 min. What pump rate
should the nurse program in mL/hr?
A. 100 mL/hr
B. 150 mL/hr
C. 200 mL/hr
D. 250 mL/hr
Rationale: 30 min = 0.5 hr. 100 mL ÷ 0.5 hr = 200 mL/hr.
7. A client weighs 154 lb. What is the client's weight in kilograms?
A. 60 kg
B. 65 kg
C. 70 kg
D. 75 kg
Rationale: 154 lb ÷ 2.2 = 70 kg.
8. A prescription requires cefazolin 1.5 g IV. The pharmacy supplies 750 mg in 10 mL. How
many mL should the nurse administer?
,A. 10 mL
B. 15 mL
C. 20 mL
D. 25 mL
Rationale: 1.5 g = 1,500 mg. 1,500 mg ÷ 750 mg × 10 mL = 20 mL.
9. A client is prescribed levothyroxine 0.075 mg PO. Tablets available are 25 mcg each.
How many tablets should the nurse administer?
A. 2 tablets
B. 3 tablets
C. 4 tablets
D. 5 tablets
Rationale: 0.075 mg = 75 mcg. 75 mcg ÷ 25 mcg/tablet = 3 tablets.
10. A nurse prepares to administer 500 mL of lactated Ringer's over 4 hr. What rate should
be programmed into the IV pump?
A. 100 mL/hr
B. 110 mL/hr
C. 125 mL/hr
D. 150 mL/hr
Rationale: 500 mL ÷ 4 hr = 125 mL/hr.
11. A client with diabetes has an order for regular insulin 8 units subcutaneously. The vial
contains 100 units/mL. How many mL should the nurse administer?
A. 0.08 mL
B. 0.8 mL
C. 1.25 mL
D. 8 mL
Rationale: 8 units ÷ 100 units/mL = 0.08 mL.
, 12. A nurse is administering potassium chloride 20 mEq PO. The solution contains 10
mEq/15 mL. How many mL should the nurse administer?
A. 15 mL
B. 20 mL
C. 25 mL
D. 30 mL
Rationale: 20 mEq requires twice the 15-mL amount: 30 mL.
13. A client is prescribed warfarin 7.5 mg PO. Tablets are available as 5 mg. How many
tablets should the nurse administer?
A. 0.5 tablet
B. 1 tablet
C. 1.5 tablets
D. 2 tablets
Rationale: 7.5 mg ÷ 5 mg/tablet = 1.5 tablets.
14. A nurse needs to administer vancomycin 1 g IV over 2 hr. The prepared solution
contains 500 mg in 100 mL. What rate should the nurse program?
A. 50 mL/hr
B. 75 mL/hr
C. 100 mL/hr
D. 125 mL/hr
Rationale: Two 100-mL bags provide 1 g. 200 mL ÷ 2 hr = 100 mL/hr.
15. A client is prescribed prednisone 30 mg PO. Tablets are available as 10 mg each. How
many tablets should the nurse administer?
A. 2 tablets
B. 3 tablets
C. 4 tablets
D. 5 tablets
Rationale: 30 mg ÷ 10 mg/tablet = 3 tablets.
