Question
Rohan can finish a certain task in 18 days, whereas Rohan
and Karan together can complete it in 4.5 days. How many days will Karan alone take to complete the task?Solution
ATQ;
Rohan and Karan together take 9/2 days.
Time taken by Karan alone to complete the task =1/[(2/9) - (1/18)] = 1/(4/18) = 18/4 = 9/2
Under inter-row water harvesting, the furrows of about 30-40 cm with depth of_______are alternated by ridges of 60-70 cm.
A. 10 cm
B....
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Following is the market, Which is classified on the basis of degree of competition
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Nipping – the removal of apical bud of young plants, is done in which crop?
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