E-PolyLearning

1. A and B together have Rs. 1210. If 4/15 of A's amount is equal to 2/5 of B's amount, how much amount does B have?
a. Rs. 460
b. Rs. 484
c. Rs. 550
d. Rs. 664
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Answer: (b).Rs. 484

2. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:
a. 2 : 5
b. 3 : 5
c. 4 : 5
d. 6 : 7
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Answer: (c).4 : 5

3. A sum of money is to be distributed among A, B, C, D in the proportion of 5 : 2 : 4 : 3. If C gets Rs. 1000 more than D, what is B's share?
a. Rs. 500
b. Rs. 1500
c. Rs. 2000
d. None of these
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Answer: (c).Rs. 2000

4. Seats for Mathematics, Physics and Biology in a school are in the ratio 5 : 7 : 8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats?
a. 2 : 3 : 4
b. 6 : 7 : 8
c. 6 : 8 : 9
d. None of these
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Answer: (a).2 : 3 : 4

5. In a mixture 60 litres, the ratio of milk and water 2 : 1. If this ratio is to be 1 : 2, then the quanity of water to be further added is:
a. 20 litres
b. 30 litres
c. 40 litres
d. 60 litres
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Answer: (d).60 litres

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