Pharmacy Technician Certification Exam Pharmaceutical Calculations

A wheelchair costs the pharmacy $112.50. If the pharmacy adds a 25% markup to medical equipment, what is the retail price of the wheelchair? $128.63 $140.63 $143.54 $147.89

$140.63

Amoxicillin 500-mg capsules cost $190.50/500 capsules. How much will a patient be charged for 20 capsules if the pharmacy adds a 35% markup and a $7.00 dispensing fee? $7.62 $10.29 $14.62 $17.29

$17.29

A medication has a wholesale cost of $11.49 and retails for $19.99. The dispensing cost is $2.20. What is the pharmacy's net profit? $6.30 $8.50 $17.79 $19.99

$6.30

Convert 1:5000 to a prescription strength. 0.02% 0.2% 20% 50%

0.02%

A patient is to receive 30 units of insulin glargine once daily at bedtime. How many milliliters will be used daily if a 10 milliliter vial contains 100 units/mL? 0.3 mL 0.5 mL 0.7 mL 1 mL

0.3 mL/day

Calculate how many grams each of menthol crystals and camphor crystals are needed for the following prescription: Menthol crystals Camphor crystals aa 0.5% Salicylic acid powder 2% Cerave qs 120g 0.03 g 0.5 g 0.6 g 3 g

0.6 g

What is the body surface area for a patient who weighs 26.4 kg and is 54.1 cm in height? 0.15 m^2 0.40 m^2 0.63 m^2 0.71 m^2

0.63 m^2

A prescription calls for 0.3 grams of sodium chloride to be dissolved in purified water to form a solution. If the solubility of sodium chloride in water is 1 g/2.8 mL, how many milliliters of water are required to dissolve the sodium chloride? 0.76 mL 0.84 mL 0.97 mL 1.4 mL

0.84 mL

The package insert for a drug states that 1.5 milliliters of diluent must be added to 0.25 grams of the dry powder to make a final solution of 100mg/mL. What is the powder volume? 1 mL 1.75 mL 2 mL 2.5 mL

1 mL

Calculate how many grams of salicylic acid powder are needed for the following prescription: Menthol crystals Camphor crystals aa 0.5% Salicylic acid powder 2% Cerave qs 60g 0.12 g 0.3 g 0.9 g 1.2 g

1.2 g

A prescription calls for 200 milliliters of 0.25% prednisolone solution. How many milliliters of 0.5% prednisolone solution are needed to prepare the prescription? 50 mL 75 mL 100 mL 150 mL

100 mL

Calculate the days supply for the following prescription if 1 millimeter contains 15 drops of medication (round answer down to the nearest whole number): TobraDex Susp, 1 gtt os tid, dispense 2.5 mL bottle 10 days 12 days 15 days 20 days

12 days

How many grams each of triamcinolone 0.025% cream and 0.5% cream should be mixed to prepare 60 grams of triamcinolone 0.4% cream? 10.3 g of triamcinolone 0.025% cream and 49.7 g of triamcinolone 0.5% cream 12.6 g of triamcinolone 0.025% cream and 47.4 g of triamcinolone 0.5% cream 17.4 g of triamcinolone 0.025% cream and 42.6 g of triamcinolone 0.5% cream 18.2 g of triamcinolone 0.025% cream and 41.8 g of triamcinolone 0.5% cream

12.6 g of triamcinolone 0.025% cream and 47.4 g of triamcinolone 0.5% cream

How many grams of dextrose are in 250 milliliters of D50W? 12.5 g 50 g 125 g 250 g

125 g

A prescriber orders 1..5 liters of IV fluids to be infused over twelve hours. What is the flow rate in mL/hr? 110 mL/hr 125 mL/hr 187 mL/hr 210 mL/hr

125 mL/hr

One pint of lotion contains 65 milliliters of benzyl alcohol. Calculate the v/v% of benzyl alcohol in the lotion. 3.1% 10.2% 13.7% 14.8%

13.7%

Convert 2 grains to milligrams 32.5 mg 64.5 mg 100 mg 130 mg

130 mg

If 150 milliliters of NS is infused, how many milligrams of sodium chloride will the patient receive? 1200 mg 1350 mg 1420 mg 5100 mg

1350 mg

Calculate the days supply for the following prescription: Sulfatrim, 1 tsp po q 12h, dispense 140 mL 3 days 7 days 10 days 14 days

14 days supply

A prescription calls for 20mg/kg of a drug for a patient who weighs 70 kilograms. How many milligrams of the drug should the patient receive? 800 mg 1000 mg 1400 mg 2100 mg

1400 mg

Convert 33 pounds to kilograms. 9 kg 15 kg 21 kg 72 kg

15 kg

A TPN order calls for 60 milliequivalents of sodium chloride. Stock vials contain 4 mEq/mL. How many milliliters of sodium chloride should be used? 12 mL 15 mL 20 mL 24 mL

15 mL

Convert 1.5 grams to milligrams. 0.15 mg 15 mg 150 mg 1500 mg

1500 mg

Convert 480 milliliters to ounces. 12 oz 16 oz 24 oz 30 oz

16 oz

A patient is taking 10 milliliters twice daily of amoxicillin 400 mg/5 mL. How many milligrams of amoxicillin is the patient receiving daily? 800 mg/day 1600 mg/day 2200 mg/day 2400 mg/day

1600 mg/day

Convert 0.25% to a ratio strength. 1:50 1:100 1:200 1:400

1:400

A pharmacist dissolves 1.25 grams of sucrose in water to make 50 milliliters of solution. What is the percentage of sucrose? 0.25% 0.5% 2.5% 25%

2.5%

A physician orders lidocaine 1.5 mg/kg to be given to a patient weighing 165 pounds. The pharmacy has available lidocaine injection in a 4% solution. How many milliliters of the lidocaine solution will be needed for the patient? 1.92 mL 2.81 mL 3.09 mL 4.76 mL

2.81 mL

A patient is dispensed a 10 milliliter vial of insulin that contains 100 units/mL. How many days will the vial last if the patient uses 50 units per day? 10 days 18 days 20 days 25 days

20 days

How many 0.5 milliliter doses can be drawn from a 10 milliliter multi-dose vial? 5 doses 10 doses 20 doses 25 doses

20 doses

20 milliliters of an electrolyte solution and 10 milliliters of a multivitamin solution are added to one liter of NS. If the infusion is to be administered over a period of five hours, what is the flow rate in mL/hr? 202 mL/hr 204 mL/hr 206 mL/hr 210 mL/hr

206 mL/hr

How many milliliters of 30% sucrose can be made from one quart of 70% sucrose? 405.4 mL 1103.7 mL 2207.3 mL 2249.3 mL

2207.3 mL

How many teaspoons are in 120 milliliters? 6 tsp 8 tsp 12 tsp 24 tsp

24 tsp

Convert 76 degrees Fahrenheit to Celsius. 18.6 degrees C 24.4 degrees C 44.3 degrees C 53.2 degrees C

24.4 degrees C

Convert 8 fluid ounces to milliliters. 80 mL 120 mL 240 mL 300 mL

240 mL

A patient is to receive 8mcg/min of digoxin. The concentration of the digoxin is 1 mg/500 mL of IV fluid. How many milliliters per hour will the patient receive? 180 mL/hr 240 mL/hr 300 mL/hr 320 mL/hr

240 mL/hr

The retail price for a blood glucose monitor is $20.99. If the invoice cost is $16.51, what is the markup percentage? 27.1% 28.9% 29.4% 32.5%

27.1%

1000 milliliters of fluids must be infused to a patient over six hours. If the calibration of the IV tubing is 10 gtts/mL, how many drops per minute will there be? (Round answer to the nearest whole number) 20 gtts/min 28 gtts/min 32 gtts/min 36 gtts/min

28 gtts/min

A dropper is calibrated to deliver 20 gtts/mL of LCD. How many drops are required for a prescription compound calling for 1.5 milliliters of LCD? 10 gtts 15 gtts 20 gtts 30 gtts

30 gtts

An order is received for 500 milliliters of normal saline to be infused over five hours. If the IV administration set is calibrated to deliver 20 gtts/mL, what will be the flow rate in gtts/min? (round answer to the nearest whole number) 12 gtts/min 27 gtts/min 33 gtts/min 42 gtts/min

33 gtts/min

Calculate how many milligrams of enalapril powder are required for the following prescription: Enalapril 15mg/5mL Dispense: 120mL 33 mg 140 mg 360 mg 390 mg

360 mg

A patient is to receive 7 doses of azithromycin 500 mg. If the pharmacy has one gram vials available, how many vials will be needed to prepare the 7 doses? 2 3 4 6

4 vials

A vial of dexamethasone has a concentration of 4 mg/mL. How many milliliters would be given to a patient requiring a 20 milligram dose? 4 mL 5 mL 8 mL 10 mL

5 mL

Determine which of the following package sizes is most appropriate to dispense for the following prescriptions (assume 1 milliliter contains 15 drops of medications): Ciprodex, 4 gtts ad bid x 7 d 2.5 mL 5 mL 7.5 mL 10 mL

5 mL

120 grams of an ointment contains 6 grams of an active ingredient. Calculate the percent strength of the active ingredient in the ointment. 0.5% 4% 5% 7.2%

5%

Calculate how many tablets are needed to fill the following prescription: Furosemide 20 mg, ii tabs po bid x 14 days 28 tablets 42 tablets 56 tablets 84 tablets

56 tablets

A prescription calls for cisplatin 50mg/m^2 per dose. How many milligrams of cisplatin are required for a patient with a BSA of 1.3 m^2? 34 mg 65 mg 72 mg 83 mg

65 mg

Calculate the days supply for the following prescription: Amoxicillin 500 mg, i cap po bid, dispense 14 3 days 7 days 10 days 14 days

7 days supply

A patient is to receive 125 mL/hr of an IV bag that is 1 liter. How many hours will the IV bag last? 6 hours 8 hours 10 hours 12 hours

8 hours

A prescription calls for 15 mg/kg of vancomycin every eight hours. How many milligrams of vancomycin will a patient weighing 65 kg receive per day? 975 mg/day 1035 mg/day 2260 mg/day 2925 mg/day

975 mg/day