The length of a pipe is 1 km and its diameter is 20 cm. If the diameter of an eq

Question

The length of a pipe is 1 km and its diameter is 20 cm. If the diameter of an equivalent pipe is 40 cm, then its length is

Options:

A . 32 km

B . 20 km

C . 8 km

D . 4 km

Answer: Option A

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