Question

In tennis, Gabby serves an ace, a ball that can't be returned, 7 out of the 10 times she serves. A good prediction for how many aces Gabby will have in the next 40 serves is aces.

Answer 1

28 aces hope this helped

Answer 2

28 aces

Explanation:

Ace accuracy = 7/10 = 70%

Next 40 aces=70% of 40

= 70/100 x 40

= 28 aces