L&T Company Numerical Ability Ratio and Proportion

Two same glasses are respectively 1/4th 1/5th full of milk. They are then filled
with water and the contents mixed in a tumbler. The ratio of milk and water in
the tumbler is?
A. 3:8 B. 9:31 C. 8:21 D. 10:27

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L&T Other Question

5 men and 12 boys finish a piece of work in 4 days, 7 men and 6 boys do it in 5
days. The ratio between the efficiencies of a man and boy is?
A. 1:2 B. 2:1 C. 2:3 D. 6:5
Some persons can do a piece of work in 16 days. Two times the number of
these people will do half of that work in?