The ratio of a and b age is 5 and 9 and average sum of age is 56/years
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let a's age be 5x and b's age be 9x
now, average = a+b/2
avenger age given = 56
so,
5x +9x/2 = 56
14x/2 =56
7x = 56
x = 8
so a 's age = 40years and b's age = 72 years
now, average = a+b/2
avenger age given = 56
so,
5x +9x/2 = 56
14x/2 =56
7x = 56
x = 8
so a 's age = 40years and b's age = 72 years
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