Mike and his friend were playing 2 on 2 at the public court. They were using a homemade basketball and the volume of the ball was 288p. A regulation basketball has a circumference between 29.5-30 in. Can this ball be used in a regulation basketball game?

Question

Mathematics

Hector Campos

23 February, 07:52

Mike and his friend were playing 2 on 2 at the public court. They were using a homemade basketball and the volume of the ball was 288p. A regulation basketball has a circumference between 29.5-30 in. Can this ball be used in a regulation basketball game?

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Answers (1)

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Dawson Barr · Answer 1

Volume = (4/3) pi r^3

288 pi = (4/3) pi r^3

r^3 = 288 / (4/3) = 216

r = 6 ins.

Circumference of the ball = 2 pi r = 2*pi*6 = 37.70 in so this ball cannot be used in a regulation game of basketball.