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Raju is filling the water tank shown, which already has some water, by carrying buckets from a well. Each trip he brings one full bucket and each trip takes the time shown. How long will it take him to fill the tank completely?

Class 8Time and WorkDirect and Inverse Proportions
  • A64 minutes
  • B12 minutes
  • C48 minutes
  • D36 minutes

Step-by-Step Solution

The tank holds 240 L and has 60 L, so 180 L more is needed: trips. Time minutes.
Answer: C) 48 minutes

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