Question
Tap Z can fill a container completely in 3 hours while Tap A takes 3 hours more to fill the same container completely. There is a hole at the bottom of the container which can empty the full container in 10 hours. How long does it take for the container to be completely filled if both taps are turned on? Give your answer in whole number or decimal.
3 m

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Tap Z can fill a container completely in 3 hours while Tap A takes 3 hours more to fill the same container completely. There is a hole at the bottom of the container which can empty the full container in 10 hours. How long does it take for the container to be completely filled if both taps are turned on? Give your answer in whole number or decimal.