WBCS.LIVE practice question

Manoj can type 100 pages of a report in 10 hours and Bobby can do the same in 15 hours. They worked together for 5 hours. The remaining work was completed by Lucy in 2 hrs. If they received Rs. 2,400 for whole work, Lucy got

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Rs. 300
  2. Rs. 250
  3. Rs. 200
  4. Rs. 400

Correct answer and explanation

Correct answer: Rs. 400

Explanation: āœ… Correct Answer: D. Rs. 400 šŸ“š Explanation: Manoj's rate is 10 pages/hr and Bobby's is 6.66 pages/hr. In 5 hours, they complete (50 + 33.33) = 83.33 pages. The remaining 16.66 pages are done by Lucy. Lucy's work is 1/6th of the total report. Therefore, she should receive 1/6th of the total payment: 2400 divided by 6, which equals 'Rs. 400'. This problem divides pay based on the proportion of work done.