1.

Tap A can fill a cistern (tank) in 1.5 hoursand Tap B can fill it in 1 hour. In how manyminutes will the cistern be filled up, ifboth the taps are opened at a time?​

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Answer:

Hi! I hope this helps :D if it does not, I MIGHT be thinking of a different WAY! Or I am just WRONG.. but I hope I GOT to help you!



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