Multiple choice

S and Z can do a piece of work in 15 days and 10 days respectively. They contract this work for Rs.30000. What will be the share of S in the contract?

  1. Rs.11000

  2. Rs.12000

  3. Rs.13000

  4. Rs.14000
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

S's 1-day work = 1/15, Z's 1-day work = 1/10. Ratio of work rates = 1/15 : 1/10 = 10:150 = 1:1.5 = 2:3. Wages are divided in the ratio of work done. S's share = 2/(2+3) × 30000 = 2/5 × 30000 = Rs 12000.

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