Manoj got married 8 years ago. His present age is six-fifth times his age at the time of his marriage. Manoj's sister was 10 years younger to him at the time of his marriage. The age of Manoj's sister is:
Solution: Let Manoj's present age be x years. Then, his age at the time of marriage = (x-8) years.
.'. x = 6(x-8)/5 => 5x = 6x -48 <==> x =48.
Manoj's sister present age = (30+8) years = 38 years.
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