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Let the efficiency of Leela alone = 4 units/day Then, efficiency of Laila alone = 4 + 4 X 1.25 = 9 units/day So, total work = (4 + 9) X 18 = 234 units And so, time taken by Laila alone to complete the work = 234 ÷ 9 = 26 days Hence, option a.
Select the most appropriate meaning of the given idiom.
Let sleeping dogs lie
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In each of the following questions, an idiomatic expression/a proverb has been underlined – followed by four alternatives. Choose the one which best ...
Of the first water
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A bed of roses