Multiple Choice QuestionsA sum of money is sufficient to pay A's wages for 21 days and B's wages for 28 days. The same money is sufficient to pay the wages of both for
12 days
14 days
A contractor undertook to finish a certain work in 124 days and employed 120 men. After 64 days, he found that he had already done 2/3 of the work. How many men can be discharged now, so that the work may finish in time?
40
50
48
56
D.
56
Let x man can be discharged
M1 = 120
D1 = 64 days,
M2 = (120 - x)
D2 = (124 - 64)= 60 days
W1 = 2/3, W2 = 1- 2/3 = 1/3
Now, 
Hence, 56 men can be discharged to finish the work in time.
A can do a piece of work in 12 days while B alone can do it in 15 days. With the help of C, they can finish it in 5 days. If they are paid ₹ 960 for the whole work how much money A gets?
₹ 480
₹ 240
₹ 320
₹ 400
Ronald and Elan are working on an assignment. Ronald takes 6h to type 32 pages on a computer, While Elan takes 5 h to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?
7 h 30 min
8 h
8 h 15 min
8 h 25 min
One man, 3 women and 4 boys can do a piece of work in 96 h, 2 men and 8 boys can do it in 80 h, 2 men and 3 women can do it in 120 h. 5 men and 12 boys can do it in
44 h
A and B together can do a piece of work in 6 days. If A can alone do the work in 18 days, then the number of days required for B to finish the work is
9
10
12
15
A, B and C can complete a work in 20, 24 and 30 days respectively. All three of them starts together but after 4 days A leaves the job and B left the job 6 days before the work was completed. C completed the remaining work alone. In how many days was the total work completed?
10 days
12 days
14 days
16 days
Asif is twice as good as workman as Bashir and together they finish a piece of work in 30 days. In how many days will Asif alone finish the work?
90 days
45 days
60 days
75 days
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