Answer:
"I PO BID" means "one pill by mouth twice a day."
So Mary will take 1 pill in the morning and 1 pill in the evening, every day. Therefore, she will take 2 pills per day.
To find out how many days her prescription will last, we need to divide the total number of tablets by the number of tablets she takes per day:
Number of days = Total number of tablets ÷ Number of tablets per day
Number of days = XX tablets ÷ 2 tablets per day
Number of days = XX/2 days
So Mary's prescription will last for XX/2 days.
Step-by-step explanation:
ABOVE