Two taps 'A' and 'B' 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 swimming pool to be filled. How many days each tap required to fill the swimming pool?
Two taps 'A' and 'B' 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 swimming pool to be filled. How many days each tap required to fill the swimming pool?
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