Question

A baby weighs 8 pounds 10 ounces. If her weight doubles in 6 months,how much will she weigh in 6 months

Answer 1

17 pounds and 4 ounces. 

Answer 2

8 x 2 = 16
10 x 2 = 20
16 ounces is a pound, so 20 - 16 = 4.
The answer should be 17 pounds 4 ounces