7 identical taps can fill 3 identical tanks in 45 mins how long will it take 5 of the taps to fill one of the tanks
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Step-by-step explanation:
This means that one pipe can fill one tank in 15*7 = 105 minutes. Five pipes can fill one tank in 105/5 = 21 minutes. If you have more tanks to fill, just multiply the number of tanks by 21 minutes.
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