A ball is dropped from the top of a 1,000 foot building. The height of the ball is half its original height after each bounce. What will be the height of the ball after 9 bounces.

Question

agentnao · Answer

It's a geometric series and I have the formula to solve it, but I'm not getting the right answer.

lalaly · Answer

1000, 500, 250 ,125

500/100 =1/2, 250/500=1/2

ar^(n-1)=1000(1/2)^(9-1)=3.90625 feet

anonymous · Answer

$$1000(1/2)^n$$

anonymous · Answer

It is geometric sequence

agentnao · Answer

*sequence, yes. Sorry.

lalaly · Answer

suposed to be 500/1000 second line