Multiple Choice QuestionsA and B together can do a piece of work in 30 days. B and C together can do it in 20 days. A starts the work and work on it for 5 days, then B takes up and works for 15 days. Finally, C finishes the work in 18 days. The number of days in which C alone can do the work when doing it separately is
40
120
60
60
If A, B and C can complete a work in 6 days. If A can work twice faster than B and thrice faster than C, then the number of days C alone can complete the work is
33
11
44
44
A.
33
Let A, B and C takes x, 2x, and 3x days.
Now, According to the question,
Thus, C takes 3x (3 x 11) days = 33 days.
P can do a piece of work in 9 days. Q is 50% more efficient than P. The number of days it takes for Q to do the same piece of work is
6
6
16 men can complete a work in 15 days, 24 children can do the same work in 20 days. In how many days will 8 men and 8 children, complete the same work?
16
20
20
A and B can together do a piece of work in 6 days and A alone can do it in 9 days. The number of days B will take to do it alone is
18 days
24 days
9 days
9 days
12 men complete a work in 9 days. After they have worked for 6 days, 6 more men join them. How many days will they take to complete the remaining work?
2
3
4
4
A can do a piece of work in 18 days. He worked at it for 12 days and B finished the remaining work in 8 days. B alone can do the whole work in
16 days
24 days
28 days
28 days
Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. The ratio between capacity of a man and a woman is
3 : 4
4 : 3
5 : 3
5 : 3
A can do a work in 12 days while B can do it in 15 days. They undertake to complete it together for ₹450/-. What will be the share of A in this amount of money?
₹ 200
₹ 240
₹ 250
₹ 250
A canal of a village can be cleaned by 24 villagers in 12 days. The number of days in which 36 villagers can clean the canal is
18
8
72
72
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