The ratio between the present age of vivek and suresh is 6:7 and the sum of their present age is 39.
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vivek 18
suresh 21
6x +7x=39
13x=39
x=3
6x=3×6=18
7x=3×7=21
suresh 21
6x +7x=39
13x=39
x=3
6x=3×6=18
7x=3×7=21
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