Pharmaceutical Calculations (BLUE) Questions with Complete Solutions
0.0003g equals how many milligrams?
A. 0.009 C. 0.3
B. 0.09 D. 9 Correct Answer: C
0.016mg equals how many mcg?
A. 2 C. 16
B. 4 D. 320 Correct Answer: C
0.03 mg equals how many grams?
A. 0.000003 C. 0.0009
B. 0.00003 D. 0.009 Correct Answer: B
½ pint equals how many fluidounces?
A. 1 C. 4
B. 2 ½ D. 8 Correct Answer: D
4 oz equals how many pounds?
A. ¼ C. 24
B. 1 D. 48 Correct Answer: A
6 tsp equals how many tbsp?
A. ½ C. 3
B. 2 D. 4 Correct Answer: B
The physician orders the anticonvulsant phenytoin in an oral suspension 0.1g p.o. The pharmacy
sends up a
bottle labeled 125mg in 5mL. How many mL should the nurse administer?
A. 0.004mL C. 6.25mL
B. 4mL D. 0.0004mL Correct Answer: B
The physician orders 1000mg of Acetaminophen (Tylenol) p.o. The only available tablets are
0.5g each.
How many tablets are needed to administer this dose?
A. 2 tabs C. 10 tabs
B. ½ tabs D. 12 tabs Correct Answer: A
Nystatin Oral Suspension 600,000 U is ordered. The bottle is labeled 1mL = 100,000 U. How
many mL of
this antifungal agent should be administered?
A. 0.16mL C. 60mL
B. 6mL D. 0.016mL Correct Answer: B
The physician orders 500mg I.M. of Cefazolin Sulfate. The pharmacy supplies a vial of powder
with the ff.
,instructions; "Add 2.5mL of sterile WFI. This will provide an approximate volume of 330mg/
mL" How
many mL of this antibiotic preparation should be administered?
A. 0.66mL C. 1.5mL
B. 1.65mL D. 2.6mL Correct Answer: C
If 5 grams of pure drug have been dissolved in a solution that now measures 250mL, what
percent strength
has been made?
A. 2% C. 0.02%
B. 4% D. 20% Correct Answer: A
How many grams of sodium chloride are in 2000mL of 0.9% NSS?
A. 1.8 grams C. 1800 grams
B. 18 grams D. 180 grams Correct Answer: B
The pharmacist must prepare a dilute solution of an oral antiseptic, cetylpyridinium chloride,
from full
strength cetylpyridinium. How many mL of this antiseptic are needed to make 120mL of the
25% solution?
A. 20.8 C. 30
B. 20 D. 3 Correct Answer: C
The antihistamine Diphenhydramine (Benadryl) has been prescribed for a child weighing 36 lbs.
the bottle
reads; 1mL = 5mg. How many mL should the pharmacist prepare if the order reads 1.25mg/ kg
p.o.?
A. 5.76 C. 0.24
B. 4.1 D. 2.88 Correct Answer: B
A child weighing 50 lbs must receive Methylphenidate (Ritalin) therapy. What would be the safe
dose of this
CNS stimulant if the recommended optimum daily dose is 2mg/ kg p.o.
A. 45 mg C. 50 mg
B. 100 mg D. 22 mg Correct Answer: A
An I.V. bolus of atropine, 0.3mg/ m2, has been ordered for a child with a BSA of 0.46m2. How
many mg of this anticholinergic should the nurse administer?
A. 2.65 mg C. 1.5 mg
B. 0.14 mg D. 0.08 mg Correct Answer: B
The physician orders an infusion of 750mL of dextrose 5% in ½ in NSS over 8 hours. What is
the
appropriate flow rate for this hypertonic solution when the tubing has a drop factor of 15 gtt
=1mL?
A. 23 gtt/ min C. 67 gtt/ min
,B. 42 gtt/ min D. 230 gtt/ min Correct Answer: A
The physician orders 500mL of D5W with 1 gram of lidocaine. The drop factor is 15gtt = 1mL.
Which of the
flow rate is necessary if the patient is to receive 2mg/ min?
A. 2 gtt/ min C. 25 gtt/ min
B. 15 gtt/ min D. 70 gtt/ min Correct Answer: B
An infusion of isotonic NSS has been ordered for a 50-yr old patient who may need to undergo
surgery. IF
500mL are ordered at a keep-vein-open (KVO) rate of 10 gtt/ min and the drop factor is 15gtt =
1mL, how
many hours will the infusion last?
A. 6 hours C. 12 ½ hours
B. 10 hours D. 15 hours Correct Answer: C
(# 20-21) SITUATION: A 50 kg patient is receiving an infusion of 250mL of D5W with 100 mg
of NTG at a
rate of 12mL/ hr;
How many mcg/kg/min of this coronary vasodilator is the patient receiving?
A. 12 mcg/kg/min C. 1 mcg/kg/min
B. 1.6 mcg/kg/min D. 100 mcg/kg/min Correct Answer: B
(# 20-21) SITUATION: A 50 kg patient is receiving an infusion of 250mL of D5W with 100 mg
of NTG at a
rate of 12mL/ hr;
How many mg/kg/min is the patient receiving?
A. 0.0004 mg/kg/min C. 0.0016 mg/kg/min
B. 0.008 mg/kg/min D. 0.125 mg/kg/min Correct Answer: C
How many grams of boric acid powder, an antiseptic, are needed to prepare 200mL of a 2%
solution?
A. 0.004 g C. 40 g
B. 10 g D. 0.1 g Correct Answer: C
A pediatrician performs a physical assessment of an infant during a well-body check-up. The
infant
measures 62.5 cm. How many inches does this equal?
A. 158 C. 23
B. 24.6 D. 15.8 Correct Answer: B
A vial labeled 2.5% contains 50mL of a drug. What is the proportionate strength of the solution?
A. 1:4000 C. 1:0.025
B. 1:40 D. 1:2.5 Correct Answer: B
, 98.6 ⁰F equals how many degrees celcius?
A. 36.7 C. 38.6
B. 37 D. 38 Correct Answer: B
The nurse's note indicates that a patient is to receive 22 mg of a Topical Ointment applied daily.
The
pharmacy sends up a tube of ointment labeled 2.54cm = 15mg. How many inches of ointment
should the
nurse apply for each dose?
A. ½" C. 1 ½"
B. 1" D. 3" Correct Answer: C
A patient is to receive 375 mg of Ascorbic Acid (Vit. C) t.i.d. scored tablets of 250 mg each are
available.
How many tablets should the pharmacist give for each dose?
A. ½ tab C. 2 tabs
B. 1 ½ tab D. 2 ½ tabs Correct Answer: B
Amoxicillin 0.5g is prescribed q 8 hrs. Amoxicillin Oral Suspension is labeled 250 mg/tsp. Give
______ mL:
A. 10mL C. 2.5mL
B. 5ml D. 3ml Correct Answer: A
What is the difference, in percent, between a 1:4 solution and a 10% solution?
A. 9.75% C. 10%
B. 15% D. no difference at all Correct Answer: B
Convert 40 ⁰C to ⁰F.
A. 40 C. -40
B. 144 D. 104 Correct Answer: D
To prepare 400mL of a 2% sodium bicarbonate solution from a pure drug, you will need _____
gram of
solute.
A. 80 g C. 8 g
B. 88g D. 18g Correct Answer: C
To make 1.5 L of a 5% solution from a 25% solution, you would need _____ mL of solute. Add
_____ mL of
water to make 1.5 liter.
A. 300 mL & 1200 mL C. 1200 mL & 300
B. 1500 mL & 1200 mL D. 1000 mL & 300 mL Correct Answer: A
The physician prescribed an elixir for a 4-yr old who weighs about 30 pounds. The normal adult
dose is 325
0.0003g equals how many milligrams?
A. 0.009 C. 0.3
B. 0.09 D. 9 Correct Answer: C
0.016mg equals how many mcg?
A. 2 C. 16
B. 4 D. 320 Correct Answer: C
0.03 mg equals how many grams?
A. 0.000003 C. 0.0009
B. 0.00003 D. 0.009 Correct Answer: B
½ pint equals how many fluidounces?
A. 1 C. 4
B. 2 ½ D. 8 Correct Answer: D
4 oz equals how many pounds?
A. ¼ C. 24
B. 1 D. 48 Correct Answer: A
6 tsp equals how many tbsp?
A. ½ C. 3
B. 2 D. 4 Correct Answer: B
The physician orders the anticonvulsant phenytoin in an oral suspension 0.1g p.o. The pharmacy
sends up a
bottle labeled 125mg in 5mL. How many mL should the nurse administer?
A. 0.004mL C. 6.25mL
B. 4mL D. 0.0004mL Correct Answer: B
The physician orders 1000mg of Acetaminophen (Tylenol) p.o. The only available tablets are
0.5g each.
How many tablets are needed to administer this dose?
A. 2 tabs C. 10 tabs
B. ½ tabs D. 12 tabs Correct Answer: A
Nystatin Oral Suspension 600,000 U is ordered. The bottle is labeled 1mL = 100,000 U. How
many mL of
this antifungal agent should be administered?
A. 0.16mL C. 60mL
B. 6mL D. 0.016mL Correct Answer: B
The physician orders 500mg I.M. of Cefazolin Sulfate. The pharmacy supplies a vial of powder
with the ff.
,instructions; "Add 2.5mL of sterile WFI. This will provide an approximate volume of 330mg/
mL" How
many mL of this antibiotic preparation should be administered?
A. 0.66mL C. 1.5mL
B. 1.65mL D. 2.6mL Correct Answer: C
If 5 grams of pure drug have been dissolved in a solution that now measures 250mL, what
percent strength
has been made?
A. 2% C. 0.02%
B. 4% D. 20% Correct Answer: A
How many grams of sodium chloride are in 2000mL of 0.9% NSS?
A. 1.8 grams C. 1800 grams
B. 18 grams D. 180 grams Correct Answer: B
The pharmacist must prepare a dilute solution of an oral antiseptic, cetylpyridinium chloride,
from full
strength cetylpyridinium. How many mL of this antiseptic are needed to make 120mL of the
25% solution?
A. 20.8 C. 30
B. 20 D. 3 Correct Answer: C
The antihistamine Diphenhydramine (Benadryl) has been prescribed for a child weighing 36 lbs.
the bottle
reads; 1mL = 5mg. How many mL should the pharmacist prepare if the order reads 1.25mg/ kg
p.o.?
A. 5.76 C. 0.24
B. 4.1 D. 2.88 Correct Answer: B
A child weighing 50 lbs must receive Methylphenidate (Ritalin) therapy. What would be the safe
dose of this
CNS stimulant if the recommended optimum daily dose is 2mg/ kg p.o.
A. 45 mg C. 50 mg
B. 100 mg D. 22 mg Correct Answer: A
An I.V. bolus of atropine, 0.3mg/ m2, has been ordered for a child with a BSA of 0.46m2. How
many mg of this anticholinergic should the nurse administer?
A. 2.65 mg C. 1.5 mg
B. 0.14 mg D. 0.08 mg Correct Answer: B
The physician orders an infusion of 750mL of dextrose 5% in ½ in NSS over 8 hours. What is
the
appropriate flow rate for this hypertonic solution when the tubing has a drop factor of 15 gtt
=1mL?
A. 23 gtt/ min C. 67 gtt/ min
,B. 42 gtt/ min D. 230 gtt/ min Correct Answer: A
The physician orders 500mL of D5W with 1 gram of lidocaine. The drop factor is 15gtt = 1mL.
Which of the
flow rate is necessary if the patient is to receive 2mg/ min?
A. 2 gtt/ min C. 25 gtt/ min
B. 15 gtt/ min D. 70 gtt/ min Correct Answer: B
An infusion of isotonic NSS has been ordered for a 50-yr old patient who may need to undergo
surgery. IF
500mL are ordered at a keep-vein-open (KVO) rate of 10 gtt/ min and the drop factor is 15gtt =
1mL, how
many hours will the infusion last?
A. 6 hours C. 12 ½ hours
B. 10 hours D. 15 hours Correct Answer: C
(# 20-21) SITUATION: A 50 kg patient is receiving an infusion of 250mL of D5W with 100 mg
of NTG at a
rate of 12mL/ hr;
How many mcg/kg/min of this coronary vasodilator is the patient receiving?
A. 12 mcg/kg/min C. 1 mcg/kg/min
B. 1.6 mcg/kg/min D. 100 mcg/kg/min Correct Answer: B
(# 20-21) SITUATION: A 50 kg patient is receiving an infusion of 250mL of D5W with 100 mg
of NTG at a
rate of 12mL/ hr;
How many mg/kg/min is the patient receiving?
A. 0.0004 mg/kg/min C. 0.0016 mg/kg/min
B. 0.008 mg/kg/min D. 0.125 mg/kg/min Correct Answer: C
How many grams of boric acid powder, an antiseptic, are needed to prepare 200mL of a 2%
solution?
A. 0.004 g C. 40 g
B. 10 g D. 0.1 g Correct Answer: C
A pediatrician performs a physical assessment of an infant during a well-body check-up. The
infant
measures 62.5 cm. How many inches does this equal?
A. 158 C. 23
B. 24.6 D. 15.8 Correct Answer: B
A vial labeled 2.5% contains 50mL of a drug. What is the proportionate strength of the solution?
A. 1:4000 C. 1:0.025
B. 1:40 D. 1:2.5 Correct Answer: B
, 98.6 ⁰F equals how many degrees celcius?
A. 36.7 C. 38.6
B. 37 D. 38 Correct Answer: B
The nurse's note indicates that a patient is to receive 22 mg of a Topical Ointment applied daily.
The
pharmacy sends up a tube of ointment labeled 2.54cm = 15mg. How many inches of ointment
should the
nurse apply for each dose?
A. ½" C. 1 ½"
B. 1" D. 3" Correct Answer: C
A patient is to receive 375 mg of Ascorbic Acid (Vit. C) t.i.d. scored tablets of 250 mg each are
available.
How many tablets should the pharmacist give for each dose?
A. ½ tab C. 2 tabs
B. 1 ½ tab D. 2 ½ tabs Correct Answer: B
Amoxicillin 0.5g is prescribed q 8 hrs. Amoxicillin Oral Suspension is labeled 250 mg/tsp. Give
______ mL:
A. 10mL C. 2.5mL
B. 5ml D. 3ml Correct Answer: A
What is the difference, in percent, between a 1:4 solution and a 10% solution?
A. 9.75% C. 10%
B. 15% D. no difference at all Correct Answer: B
Convert 40 ⁰C to ⁰F.
A. 40 C. -40
B. 144 D. 104 Correct Answer: D
To prepare 400mL of a 2% sodium bicarbonate solution from a pure drug, you will need _____
gram of
solute.
A. 80 g C. 8 g
B. 88g D. 18g Correct Answer: C
To make 1.5 L of a 5% solution from a 25% solution, you would need _____ mL of solute. Add
_____ mL of
water to make 1.5 liter.
A. 300 mL & 1200 mL C. 1200 mL & 300
B. 1500 mL & 1200 mL D. 1000 mL & 300 mL Correct Answer: A
The physician prescribed an elixir for a 4-yr old who weighs about 30 pounds. The normal adult
dose is 325
