Maths Two taps a and b fill the oil tank in 15 minutes and 18 minutes respectively while a third tap is used to empty the tank if the tank is emptied after 16.5 minutes after the third tap is opened then the third tap In how much time will the full tank be empty?
| Q.201597: Two taps a and b fill the oil tank in 15 minutes and 18 minutes respectively while a third tap is used to empty the tank if the tank is emptied after 16.5 minutes after the third tap is opened then the third tap In how much time will the full tank be empty? |
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