A

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Q. A and B can do a piece of work in 45 and 40 days respectively. They began the work together but A left after some days and B finished the remaining work in 23 days. A left after ?

  • (A) 6 days
  • (B) 9 days
  • (C) 12 days
  • (D) 5 days
  • Correct Answer - Option(B)
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