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Water is continuously supplied from a re...

Water is continuously supplied from a reservoir to a locality at the steady rate of 10,000 litres per hour. When delivery exceeds demand the excess water is stored in a tank. If the demand for 8 consecutive three-hour periods is 10000, 10000, 45000, 25000, 40000, 15000, 60000 and 35000 litres respectively, what will be the minimum capacity required of the water tank (in thousand litres) to meet the demand and avoid any wastage? `10` b. `30` c. `40` d. `50`

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RS AGGARWAL-PIPES AND CISTERNS-All Questions
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  13. A cistern has two pipes. One can till it with water in 8 hours and ...

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  14. A vessel has three pipes connected to it two to supply liquid and o...

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  15. Two pipes A and B can separately fill a cistern in 60 minutes and 7...

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  16. Eight pipes are fitted to a water tank. Some of these are water pip...

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  17. A pump can fill a tank in 2 hours. Due to a leak in the tank it takes ...

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  18. Two taps A and B can fill a tank in 5 hours and 20 hours respective...

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  19. Three pipes A, B and C can fill a tank from empty to full in 30 min...

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  20. Two pipes A and B together can fill a cistern in 4 hours. Had they ...

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