Q.21. A person standing on a platform 160-meter-long finds that a train crosses the platform in 54 sec. but himself in 30 seconds. Then length of the train is……
(A) 100 m
(B) 175 m
(C) 150 m
(D) 200 m
Q.22. If 30% of a number is 12.6, then the number is …….
(A) 41
(B) 51
(C) 52
(D) 42
Q.23. What will be 160% of a number whose 200% is 140?
(A) 200
(B) 160
(C) 140
(D) 112
Q.24. If A’s income is 33 1/3 % more than that of B, then how much percent is B’s income less than that of A?
(A) 25%
(B) 33 1/3 %
(C) 40%
(D) None
Q.25. 10 liters are removed from a cask full of wine containing 60 liters and is then filled with water. 10 liters of mixture is again withdrawn from the container. What quantity of wine is now left in the cask?
(A) 41 2/3
(B) 27 3/6
(C) 40
(D) cannot be determined
Q.26. A vessel contains 12 liters of wine and another contains 4 liters of water. 3 liters are taken from each and transferred to the other. Then again, 3 liters are taken from each vessel and transferred to the other. Ratio of wine to water in the two vessels in ….
(A) the first vessel is higher
(B) the second vessel is higher
(C) both is the same
(D) none of these
Q.27. A milk vendor purchases 33 liters of milk containing milk and water in the ratio 12: 1. He wants to make this a 11: 2 solutions of milk and water and sell the entire quantity at the cost price How much of water needs to be added?
(A) 3 litres
(B) 2 9/11 litres
(C) 2.5 litres
(D) None of these
Q.28. A man buys eggs at 2 for Rs. 1 and an equal number at 3 for Rs. 2 and sells the whole at 5 for Rs. 3. His gain or loss percent is…….
(A) 2 2/7 %
(B) 3 6/7 %
(C) 3 2/7 %
(D) 2 6/7 %
Q.29. A sells a bicycle to B at a profit of 20% and B sells it to C at a profit of 25%. If C pays Rs. 1500, what did A pay for it?
(A) Rs. 825
(B) Rs. 1000
(C) Rs.110
(D) Rs. 1125
Q.30. Two mixers and a TV costs Rs. 7000, while 2 TVs and a mixer cost Rs. 9800. The values of one TV is……
(A) Rs. 2800
(B) Rs. 2100
(C) Rs. 4200
(D) Rs. 8400
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