SOLUTION: The distance a body falls from rest varies directly as the square of the time of falls. If a body falls 144 feet in 3 seconds, how long will it take to fall 499 ft from rest?

SOLUTION: The distance a body falls from rest varies directly as the square of the time of falls. If a body falls 144 feet in 3 seconds, how long will it take to fall 499 ft from rest?

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Question 937181: The distance a body falls from rest varies directly as the square of the time of falls. If a body falls 144 feet in 3 seconds, how long will it take to fall 499 ft from rest?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
D = kt^2
144/9 = k
16 = k
.....
499 = 16t^2
499/16 = t^2
5.5846sec = t (rounded)

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