Question 63

10 men can finish painting a wall in 8 days. How many more men will be needed if the painting work is to be finished in 4 days?

Solution

$$M1\times\ D1=M2\times\ D2$$

$$10\times\ 8=men\times\ 4$$

men=20

ie 10 more man needed to complete the work,

Hence option 'C' is correct.

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