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PTCB Practice Exam *MATH* questions and answers 100% correct

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How many 250mg capsules are needed to fill the following prescription? Amoxicillin 500mg TID for 10 days. A: 20 B: 40 C: 60 D: 80 Ans: C: 60 To make 1L of a 0.225% NaCl solution using SWFI and NS, how many mL of NS will be used? A: 250mL B: 333mL C: 667mL D: 750mL Ans: A: 250mL How many grams of hydrocortisone powder should be used to prepare 1lb of a 0.25% hydrocortisone cream? A: 1.14 g B: 1.2 g C: 113.5 g D: 120 g Ans: A: 1.14 g The nurse will use a 60gtt/mL set to run a pediatric patient's D5W at a rate of 25mL/hour. Hat drip rate will she use? A: 1,500gtt/min B: 250gtt/min C: 25gtt/min D: 15gtt/min Ans: C: 25gtt/min A physician orders KCl 40 mEq to be added to1000mL of D5W and administered over 4 hours. The injection solution on hand is KCl 2mEq/mL. How many mL of KCl should be added? A: 8mL B: 16mL C: 20mL D: 40mL Ans: C: 20mL A 14-year-old boy is 5'2" and weighs 110 lbs. He's prescribed to take 5mg/kg/day of Drug A. What will his dose be?

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PTCB Practice Exam *MATH*
How many 250mg capsules are needed to fill the following prescription? Amoxicillin 500mg
TID for 10 days.

A: 20
B: 40
C: 60
D: 80 Ans: C: 60

To make 1L of a 0.225% NaCl solution using SWFI and NS, how many mL of NS will be used?

A: 250mL
B: 333mL
C: 667mL
D: 750mL Ans: A: 250mL

How many grams of hydrocortisone powder should be used to prepare 1lb of a 0.25%
hydrocortisone cream?

A: 1.14 g
B: 1.2 g
C: 113.5 g
D: 120 g Ans: A: 1.14 g

The nurse will use a 60gtt/mL set to run a pediatric patient's D5W at a rate of 25mL/hour. Hat
drip rate will she use?

A: 1,500gtt/min
B: 250gtt/min
C: 25gtt/min
D: 15gtt/min Ans: C: 25gtt/min

A physician orders KCl 40 mEq to be added to1000mL of D5W and administered over 4 hours.
The injection solution on hand is KCl 2mEq/mL. How many mL of KCl should be added?

A: 8mL
B: 16mL
C: 20mL
D: 40mL Ans: C: 20mL

A 14-year-old boy is 5'2" and weighs 110 lbs. He's prescribed to take 5mg/kg/day of Drug A.
What will his dose be?

, A: 1,200mg
B: 1,250mg
C: 150mg
D: 250mg Ans: D: 250mg

What is 2.5 ounces in mL?

A: 75mL
B: 250mL
C: 50mL
D: 750 mL Ans: A: 75mL

An 8-year-old weighs 75 lbs. The adult dose of a drug is 400mg. What is the child's dose?

A: 75mg
B: 100mg
C: 200mg
D: 250mg Ans: C: 200mg

A patient weighs 218 pounds. What is their weight in kg?

A: 479
B: 109
C: 409
D: 99 Ans: A: 99

How much dextrose does 1 L of D10W contain?

A: 10mg
B: 100mg
C: 1g
D: 100g Ans: D: 100g

How many grams of dextrose are in 1 L of D5W?

A: 50mcg
B: 50mg
C: 5g
D: 50g Ans: D: 50g

To prepare a prescription you need to measure out 2.75oz. You have the following graduated
cylinders available. Which would be the best cylinder to use for accuracy?

A: 75mL
B: 100mL
C: 125mL
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  • ptcb practice exam math
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