The ratio of present ages of A and B is 3 : 4. After 5 years the ratio – McqOptions

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1.	The ratio of present ages of A and B is 3 : 4. After 5 years the ratio becomes 7 : 9. What is the present age (in years) of A?
A.	30
B.	40
C.	60
D.	75
Answer» B. 40

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