Tuesday, September 15, 2015
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Senior Member
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Join Date: Dec 2011
Location: Where gravitational forces lies
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Quote:
Originally Posted by Z Ali S
3 men = 6 boys
Then, 1 boy = 3/6 men = 1/2 men
8 boys = 1/2 × 8 men = 4 men
Then, 6 men + 8 boys = 6 + 4 men = 10 men
work done = 3 men × 20days
That is, 3 × 20 = 10 × (required days)
3 × 2 = 1 × (required days)
so (required days) =6.
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can you please express your solution in words ? I didn't understand it.
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