9. A rubber ball is dropped from the top of a hole . Exactly* 3.5 seconds later , the sound of the rubber ball hitting bottom Hint. The distance that...

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9.A rubber ball is dropped from the top of a hole . Exactly*3.5 seconds later , the sound of the rubber ball hitting bottomHint. The distance that a dropped object falls in 1 secondis heard . How deep is the hole ?represented by the formula's - 1 Gtf. The speed of sound1 10 0 fu/sec.The hole is approximatelyfeet deep( Round to the nearest tenth . !