Multiple Choice QuestionsA and B can do a piece of work in 18 days, B and C in 24 days, A and C in 36 days. Working together they can do the work in
12 days
13 days
16 days
16 days
Ramesh and Rahman can do a work in 20 and 25 days respectively. After doing collectively for 10 days at the work, they leave the work due to illness and Suresh completes rest of the work in 3 days. How many days Suresh alone can take to complete the whole work?
32 days
28 days
29 days
29 days
A can do as much work in 4 days as B can do in 5, and B can do as much work in 6 days as C in 7 days. In what time will C do a piece of work which A can do in a week?
days
days
A can do a piece of work in 10 days and B can do it in 12 days. They work together for 3 days. Then B leaves and A alone continues. 2 days after that C joins and the work is completed in 2 days more. In how many days can C do it, if he works alone?
30 days
50 days
40 days
40 days
The ratio of the amount of work done by (x - 1) labours in (x + 1) days and that done by (x + 1) labours in (x + 2) days is 5 : 6. Then the value of x is
16
15
17
17
A book seller allowed 10% discount on printed price. He gets 30% commission from publisher. His profit in percent will be
20
25
25
A dealer is selling an article at a discount of 5% on the Marked price. If the Marked price is 12% above the cost price and the article was sold for Rs. 532 then the cost price is (in Rs.)
500
525
505
505
A shopkeeper increases the price of an object by 40% and then sells it at 25% discount on the marked price. If the selling price of such an object be Rs.2100, its cost price for the shopkeeper was?
Rs. 3000
Rs. 1500
Rs. 1750
Rs. 1750
The marked price of an article is Rs. 5000. But due to a special festive offer, a certain per cent of discount is declared. Mr. X availed this opportunity and bought the article at a reduced price. He then sold it at Rs. 5000 and thereby made a profit 
. The percentage of discount allowed is
10
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