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3 : 7
3 : 11
7 : 22
7 : 9
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80
72
64
128
Rs. 6000
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If a : b = 2 : 5, then (5a + b) : (3a + 2b) is:
15 : 19
15 : 16
12 : 17
12 : 13
480
400
320
360
3/17
2/15
4/15
13/17
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The ratio of the ages of A and B is 4/3 : 5/4. By what percent is A’s age more than that of B?
(3) 1/3
5
(6) 2/3
(7) 1/7