Multiple Choice QuestionsThree persons undertake to complete a piece of work for ₹ 1,200. The first person can complete the work in 8 days, the second person in 12 days and third person in 16 days. They complete the work with the help of a fourth person in 3 days. What does the fourth person get?
₹ 180
₹ 200
₹ 225
₹ 225
Two workers A and B working together completed a job in 5 days. If A worked twice as efficiently as he actually did and B worked 
as efficiently as he actually did, the work would have been completed in 3 days. To complete the job alone, A would require
A can do a piece of work in 20 days and B in 30 days. They work together for 7 days and then both leave the work. Then C alone finishes the remaining C alone finishes the remaining work in 10 days. In how many days will C finish the full work?
25 days
30 days
24 days
24 days
Sunil completes a work in 4 days whereas Dinesh completes the work in 6 days. Ramesh works 
times as fast as Sunil. The three together can complete the work in
A farmer can plough a field working 6 hours per day in 18 days. The worker has to work how many hours per day to finish the same work in 12 days?
7
9
11
11
Two successive discounts of a% and b% on the marked price of an article are equivalent to the single discount of
(a + b)%
A tradesman marks his goods 30% more than the cost price. If he allows a discount of 
, then his gain percent is
22%
A shopkeeper purchased a chair marked at ₹ 600 at two successive discounts of 15% and 20% respectively. He spent ₹ 28 on transportation and sold the chair for ₹ 545. His gain percent was
25%
30%
35%
35%
The marked price of a piano was ₹ 15,000. At the time of sale, there were successive discounts of 20%, 10% and 10% respectively on it. The sale price was
₹ 9,720
₹ 9,750
₹ 9,760
₹ 9,760
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