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A woman is reported to have fallen113ft from a building, landing on a metal ventilator box, which she crushed to a depth of25in. She suffered only minor injuries.
(a) Neglecting air resistance, calculate the speed of the woman just before she collided with the ventilator box.
ft/s
(b) Calculate her average acceleration while in contact with the box.
ft/s2
(c) Calculate the time it took to crush the box.
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