The answer is B.
Hope that helps, if you need any more help, just ask : )
Answer:
ewfd
Step-by-step explanation:
ewxd
Answer:

Step-by-step explanation:
Given
Age 11 Age 12 Total
Girls 3 5 8
Boys 1 3 4
Required

The number of aged 12 children is:


The total number of children is:

So, we have:


Simplify

Answer:
the 3rd one hope that helped
Step-by-step explanation: