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Question

A and B were able to solve section A and section B respectively in a paper containing only two sections. If A can complete 6 questions in an hour whereas B is 50% more efficient than A, how many questions were given in the exam if the exam duration is 3 hours?


  1. 40

  2. 45

  3. 50

  4. 65


Solution

The correct option is B

45


Number of questions solved by A in an hour = 6

Number of questions solved by A in 3 hours = 18

Number of questions solved by B in 3 hours = 18×1.5=27

Total number of questions = 45

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