Question

Two taps A and B can together fill a
swimming pool in 15 days.
Taps A and B are kept open for 12 days and then tap B is closed. It takes another 8 days for the pool to be filled.

How many days does each tap require to fill the pool?
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Answer 1

Answer:

Cause Edit

The Earth is massive enough that the pull of gravity maintains its roughly spherical shape. Most of its deviation from spherical