Multiple choice

Salary of a person who works for 26 days in a month is Rs 3835. If for 21 days, Rs 2814 and a pen was given to him as his salary, find the cost of pen (in Rs).

  1. 283.5

  2. 285.6

  3. 245.6

  4. 289.3
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A Correct answer
Explanation

Daily wage = 3835/26 = 147.5. For 21 days, salary should be 21 × 147.5 = 3097.5. But he received Rs 2814 + cost of pen. So cost of pen = 3097.5 - 2814 = 283.5. The pen costs Rs 283.5.

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