subhash is elder than vikram by 10 years ofter 5 years the ratio would be 5:4 find their present age?
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5:4::10:x
product of extremes= product of means
5x =40
x=
40/5
8
the at present age is 18 and 8
product of extremes= product of means
5x =40
x=
40/5
8
the at present age is 18 and 8
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