Respuesta :

IT's b ksfjasfamafdsj

Answer: 1 1/2 (B)

Step-by-step explanation:

the reason the answer is 1 and 1/2 because 1/2 + 1/2 = 1 whole.

The oldest child is 13, and the youngest is 11 1/2.

11 + 1 = 12 and 1/2 + 1/2 = 1 so uhh yea