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a Fathar has 3 times old has son 5 year ago father age was 4 times his son age. find there present age |
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Answer» let son present age=xfather age= 3x5 years agoson age= x-5father age= 3x-5A/S4(x-5)=3x-54x-20=3x-54x-3x= 20-5x=15son present age = 15 yearsfather present age= 3x= 15×3=45 years sons present age 15 yearsfather present age 45 years son present age 15 yearFather present age 45 year son=15,..................... |
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