You drop a ball and it bounces 4 feet into the air. On each subsequent bounce the ball bounces half as high it did on the previous bounce. How high does it bounce on the sixth bounce? (Enter your answer as a fraction and don't forget your units)

Question

Mathematics

Saul Gaines

10 February, 21:09

You drop a ball and it bounces 4 feet into the air. On each subsequent bounce the ball bounces half as high it did on the previous bounce. How high does it bounce on the sixth bounce? (Enter your answer as a fraction and don't forget your units)

+3

Answers (2)

Know the Answer?

Cale Schultz · Answer 1

Half

4 times (1/2) ^n

n=number of bounces

wait, 4 feet is the first bounce already so

8 times (1/2) ^n

so when n=1, then we get 4

yes

so

for n=6 or 6th bounces

8 times (1/2) ^6

8 times 1 / (2^6)

8 times 1/64

8/64

1/8

it bounces 1/8 feet high on 6th bounce

Sherlyn Conley · Answer 2

Sherlyn Conley 10 February, 23:44

0

The answer is 1.25/10 of a foot