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RD Sharma Solutions Class 8 Mathematics Solutions for Time and Work Exercise 11.1 in Chapter 11 - Time and Work

Question 16 Time and Work Exercise 11.1

6 men can complete the electric fitting in a building in 7 days. How many dayswill it take if 21 men do the job?

Answer:

The given details are,

6 men can complete the job in = 7 days

1 man can complete the job in = 6 × 7 = 42 days

∴ 21 men can complete the job in = 42/21 = 2 days

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