Question

A family of 6 persons spends 2700 in 15 days. For how many days, 6750 is enough for a family of 9 persons?
19. A contractor undertakes to dig a canal which is 12 km long in 30 days and employed 80 men. He finds that after
10 days of working, 3 km of canal have been completed. How many men must now be employed to finish the
work on time?​

Answer 1

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Answer:

37.5 days

Step-by-step explanation:

no of peole=6

amount in 15 days=rs2700

2700. 15days

6750. x days therefor direct variation

2700*x=6750*15

x=37.5

Answer 2

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37.5 days

Step-by-step explanation:

no of peole=6

amount in 15 days=rs2700

2700. 15days

6750. x days therefor direct variation

2700*x=6750*15

x=37.5

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