Posted by **Amanda** on Tuesday, June 12, 2012 at 9:46am.

A rock is tossed straight up with a speed of 29m/s. When it returns, it falls into a hole 13m deep.

Solve for rock's velocity as it hits the bottom of the hole.

&How long is the rock in the air, from the instant it is released until it hits the bottom of the hole?

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