The answer is 4.
Hoped this helped
Answer:
Step-by-step explanation:
I have listed every number and unbolded the numbers that are divisible by 2 and 3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
so it is 13/20
Are you saying that every chimpanzee is a mother? If so, then each chimpanzee would have a baby 7 times in 28 years, meaning there would be 49 chimpanzees.
If you mean just one, then only 7 babies in 28 years.