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A pump fills a tank at a steady rate. The pictures show the same tank at 9 a.m. and at 11 a.m. What fraction of the tank does the pump fill each hour?

Class 7Work as a FractionFractions and Decimals
  • A2/3
  • B5/12
  • C1/3
  • D1/6

Step-by-Step Solution

The marks split the tank into 6 equal parts. The water rises from 1 part to 5 parts, i.e. of the tank in 2 hours, so each hour.
Answer: C) 1/3

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