It's mite be c or a if not then b definitely
The answer is false. if you are more lean you can be faster that people that might be not as lean or unfit
It’s tight lips it Indicates someone is really controlling himself to an extent so as not convert a simple conflict in a fight.
Answer:

Explanation:
Given,
The original amount of the medicine in the body = 200 mg,
If the amount of medicine in his body will be one half of the amount from the previous hour.
Then the amount of the medicine after 1 hour = 
After 2 hours, the amount = 
After 3 hours, the amount = 
....... so on,
Thus, after t hours the amount ( say A(t) )

If A(t) < 1 mg

Which is the required inequality..