Question 65
The directions for a pain reliever recommend that an adult of 60 kg and over, takes 4 tablets every 4 hours as needed, and an adult who weighs between 40 kg and 50 kg takes only 212 tablets every 4 hours as needed. Each tablet weighs 425 gram
(a) If a 72 kg adult takes 4 tablets, how many grams of pain reliever is he or she receiving?
(b) How many grams of pain reliever is recommended dose for an adult weighing 46 kg?
(a) Given, 72 kg adult takes 4 tablets and each tablet weighs 425g.
∴ Total weight of pain reliever, he/she is receiving
=4×425g=1625g
(b) Given weight of pain reliever he/she is receiving
=(425×212)g=[425×(2×2)+12]g=(425×52)g=25g