Pipe B alone can fill the tank Q in 36 hours. When all three pipes were opened for 1 hour, the volume of tank Q filled was approximately 428 cubic met...

Question

Pipe B alone can fill the tank Q in 36 hours. When all three pipes were opened for 1 hour, the volume of tank Q filled was approximately 428 cubic meters. What is the approximate radius of tank Q?

Options

A.

14 m

B.

21 m

C.

12 m

D.

25 m

E.

9 m

pipes and cisternsvolumeradius calculationmensuration

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