The doctor has ordered 500 mg of a medication po once a day. The tablets on hand are labeled as 1 tablet = 250 mg. How many tablets will you administer to your patient?
A- 1 Tablet
B- 2 Tablets
C- 3 Tablets
D- 4 Tablets
Correct Response: B
This problem is set up and calculated as shown below.
500 mg: X tablets = 250 mg: 1 tablet
Or as 500mg / X = 250mg / 1 tablet
Then you criss cross multiply: 500 mg x 1 = 500 mg
250X = 500 mg
X =500 ÷ 250 = 2 tablets
A- 1 Tablet
B- 2 Tablets
C- 3 Tablets
D- 4 Tablets
Correct Response: B
This problem is set up and calculated as shown below.
500 mg: X tablets = 250 mg: 1 tablet
Or as 500mg / X = 250mg / 1 tablet
Then you criss cross multiply: 500 mg x 1 = 500 mg
250X = 500 mg
X =500 ÷ 250 = 2 tablets
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Nursing questions