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September 3, 2014

September 3, 2014

Posted by **Abdela said yimer** on Saturday, January 21, 2012 at 7:08pm.

- math sequence -
**drwls**, Saturday, January 21, 2012 at 11:47pmBe more careful where you put your periods and capitalized letters. "How" starts your question and should be capitalized. "When" does not.

You probably meant:

How far has the ball traveled when it hits the ground for the fifth time?

The answer is

16 + 2*8 + 2*4 + 2*2 + 2*1 = 46 m

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