Answer:
12 days.
Step-by-step explanation:
I looked at it this way:
He has to take 4/28 pills the first day, so it's 28-4=24. Then I divided 24 by 2.
In simpler terms:
28-4=24
24/2
12
The answer is B
7
There are 7 continents on Earth. They are Africa, Antarctica, Asia, Australia, Europe, North America, and South America.