Math, asked by prachisolanli, 1 year ago

the age of riya and her sister in the ratio 5:7 . four years later the sum of their ages will be 56 year .what are their present ages

Answers

Answered by priyanshi9448
13
let the age of Riya is 5x and her sister is 7x then according to question after 4 years
5x+4 + 7 x + 4 = 56
12 x + 8 = 56
12x = 56-8
x = 48/12
x = 4
so the age of Riya is 20 and her sister is 28 years
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