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SSC PYQTier 1 2025

SSC CGL – Combined Graduate Level Examination · Question 69

X is able to complete a task in 12 days, while Y takes 18 days to finish the same task. If they collaborate and work together for 3 days, what fraction of the work will still remain?

  1. 1/3
  2. 5/12
  3. 7/12
  4. 9/12
Show answer & explanation

Answer: (C) 7/12

Explanation

3 days × (1/12 + 1/18) = 5/12 done, so 7/12 remains.