A hot-air balloon is ascending at the rate of 13 ms and is

A hot-air balloon is ascending at the rate of 13 m/s and is 78 m above the ground when a package is dropped over the side.

a) How long does the package take to reach the ground?

b) With what speed does it hit the ground?

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A hot-air balloon is ascending at the rate of 13 ms and is : a hot-air balloon is ascending at the rate of 13 ms and is 78 m above the ground when a package is dropped over the

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