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Neelam can tile a kitchen in 18 days and Rashid in 36 days. They begin together, but Neelam leaves after 4 days. How many more days does Rashid need to finish the tiling?

Competition practiceTime & Work / Pipes
  • A24
  • B12
  • C32
  • D20

Step-by-Step Solution

Together they do of the kitchen; the remaining 2/3 at Rashid's 1/36 per day takes days.
Answer: A) 24

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