There are 24 hours in a day. For 7 days there will be 168 hours in total. Divide this number of hours by 6 to determine the number of times that the patient would have to take tablets. (168 / 6) = 28 times Each time, the patient is to take 2 tablets. Therefore, the number of tables for this prescription is 56.
If there are 4 sections then each section is 1/4. You need to find 1/2 of one section so you will need to multiply 1/2 times 1/4 which equals 0.125 or 1/8.