Multiple Choice QuestionsA can complete a piece of work in 2 days, and B in 3 days. With the help of C they together completed it in one day. C alone could complete the work in
4 days
5 days
6 days
6 days
Amar can complete 
 of a work in 3 days and Shankar can complete 
 of the same work in 4 days. How much will Amar get if both work together and are paid Rs. 1,800 in all?
Rs. 600
Rs. 1000
Rs. 1080
Rs. 1080
D.
Rs. 1080
Amar can complete the whole work in 4 x 3 = 12 days
Shankar can complete the whole work in 6 x 4 = 24 days
Ratio of the 1day's works of Amar and Shankar
  
∴  Amount received by Amar
   
30 workers can complete a job in 36 days. After 30 days, some more workers joined and the job was completed 2 days earlier. How many new workers joined?
13
15
17
17
P takes 5 hours more than Q to complete a work. Working together they completed the work in 6 hours. Q alone could complete the work in
8 hours
10 hours
12 hours
12 hours
A can complete a piece of work in 36 days, B in 54 days and C in 72 days. All the three began the work together but A left 8 days before the completion of the work and B, 12 days before the completion of the work. Only C worked upto the end. In how many days was the work completed?
24
25
27
27
A and B can do a piece of work in 15 days. B and C can do a similar work in 12 days and C and A in 10 days. How many days will A take to do the work by himself?
13
24
40
40
A and B can do a piece of work in 45 and 40 days respectively. They began the work together but A left after some days and B finished the remaining work in 23 days. A left after
6 days
9 days
12 days
12 days
2 men and 1 woman can complete a piece of work in 14 days while 4 women and 2 men can do the same work in 8 days. If a man gets Rs. 180 per day, then a woman will get per day
Rs. 150
Rs. 140
Rs. 120
Rs. 120
A carpenter can build a cupboard in 60 hours. After 15 hours he takes a break. What fraction of the cupboard is yet to be built?
0.5
0.9
0.75
0.25
A works twice as fast as B. If B can complete a piece of work independently in 12 days, then what will be the number of days taken by A and B together to finish the work?Â
4
6
8
18
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