Answer-Six years ago, the ratio of ages of A to B was 7 : 5. After 4 years from now, the ratio of their age...

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ATQ, Let the age of A and B six years ago be 7Q and 5Q respectively. Presents ages of A and B are 7Q  6 and 5Q  6 respectively. According to the question, 7Q  6  4 5Q  6  4  119  10  7Q  8  9  8Q  8  63Q  90  55Q  110  63Q - 55Q  110 - 90  8Q  20  Q  208  Q  52 Hence the As age is   7Q  6  52  7  6  2312 years

Six years ago, the ratio of ages of A to B was 7 : 5. After 4 years from now, the ratio of their ages will be 11 : 9. What is A’s age at present?

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