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If 6 taps fill a tank in 1 hour 20 minutes, how long (in minutes) will 8 taps of the same type take?

Class 8Direct and Inverse ProportionsDirect and Inverse Proportions
  • A120
  • B66
  • C60
  • D54

Step-by-Step Solution

1 hour 20 minutes = 80 minutes. Taps and time are inversely proportional: tap-minutes. With 8 taps: minutes.
Answer: C) 60

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