Question

A person weighing 206 lb volunteers for a clinical trial of a new diet pill. If he loses 2.0 lb per month using the diet pill combined with regular​ exercise, when will he weigh less than 188 ​lb?

Answer 1

Answer: 9 months

Explanation:

Given

Weight of the person is 206 lb

If he looses 2 lb per month, his weight after x months becomes 188 lb

Net Reduction in weight is
`206-188=18\ lb`

for 18 lb , time period is

`\Rightarrow x=(18)/(2)\\\\\Rightarrow x=9\ \text{months}`