A balloon starting from rest moves vertically upwards with an acceleration (g//8) ms^(-2). If a stone falls from it after 8 seconds from the start, find the time taken by the stone to reach the ground.

A balloon starting from rest moves vertically upwards with an accelera

1.	A balloon starting from rest moves vertically upwards with an acceleration (g//8) ms^(-2). If a stone falls from it after 8 seconds from the start, find the time taken by the stone to reach the ground.
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