4 years ago - the respective ratio between ½ of A-™s age at that time and four times of B-™s age at that time was 5 : 12. Eight years hence 1/2 of A-™s age at that time will be less than B-™s age at that time by 2 years. What is B-™s present age 7

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4 years ago - the respective ratio between ½ of A-™s age at that time and four times of B-™s age at that time was 5 : 12. Eight years hence 1/2 of A-™s age at that time will be less than B-™s age at that time by 2 years. What is B-™s present age 7






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