Part A:
How many children were younger then 5 years old?
Part B:
How many children were older than 7 years?
A: 4
B: 8
C: 9
D: 17
E: 21
![Part A How many children were younger then 5 years old Part B How many children were older than 7 years A 4 B 8 C 9 D 17 E 21 class=](https://us-static.z-dn.net/files/db5/7fbb81f1941f65f7e7e85bd834dbbf7e.png)