Question

If 75 person can perform a piece of work in 12 days working 10 hours each. how many person could perform a piece of work twice as great in tenth part of time,if they work the same number of hours a day , supposing that two of the second set can do as much work as three of the first set?

Answer 1

Answer:

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Answer 2

Answer:

Step-by-step explanation:

Days hours. Work. Person

12 10. 1. 75

12/10. 10. 2. ?

The number of persons =

75*12*2*10 *2

___________

1.2*1*10*3

= 1000

As 3 person = 2 men

1 person = 2/3 men{efficiency} .I hope you understood.best of luck.