22. After 12 years Manoj will be 3 times as old as he was 4 years ago. – InterviewSolution

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1.	22. After 12 years Manoj will be 3 times as old as he was 4 years ago. Find his present age.23. In an examination, a student reguires 10 of th
Answer» Let the present age be xAfter 12years=x+124 years ago =x-4x+12=3(x-4)x+12=3x-1212+12=3x-x24=2x24/2=x12=x

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