The ratio of the ages of a father and his son,10 years ago, was 4 : 1 and that after 20 years was7:4. Form two simultaneous linear equations andhence solve these two equations algebraically to find the present ages of the father and his son.
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Answer:
father 4x
son 1x =x
after 20 year
father 7x
son 4x
sania2139:
after 20 years the ages will be 7y and 4y
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