Question

please tell me answer??​

Answer 1

Answer:

Ave. of remaining 23 children = 294.5/23 = 12.8

Step-by-step explanation:

sum of the age of 25children = 12.5(25) = 312.5

sum of the age of 23children = 312.5-18 = 294.5

ave. of remaining 23 children = 294.5/23 = 12.8