Question

deepak is twice as old as his brother vikas.if the difference of there age is 11yrs find the present age

Answer 1

$let \: vikas \: age \: be \: x \\ deepak = 2x \\ according \: to \: question \\ 2x - x = 11 \\ x = 11 \\ vikas \: age \: = 11years \\ deepak = 2 \times 11 \\ = 22years$
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