2 Answers

Kerlyne · Answer 1 · 2018-07-22T20:40:36+0000

Since the chair is preventing the girl from touching the ground, The chair is exerting the force onto the girl (upwards),

and the amoutn of force would be

F = mass x gravity

F= 48 x 9.8

F = 471 N

So the answer would be 471 N upwards

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