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Question

The ratio of the present ages of Rahim and his wife is 4:3. After 4 years, the ratio of their ages will be 9:7. Then find the required equation.

A
4x+13x+3=97
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B
4x+43x+4=97
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C
4x44x+3=79
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D
4x+23x=79
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Solution

The correct option is B 4x+43x+4=97
Let the present age of Rahim be 4x years.
So, present age of Rahim’s wife is 3x years.
Age of Rahim after 4 years is 4x+4 years and his wife’s age will be 3x+4.
After 4 years , the ratio of their ages is 9:7.
4x+43x+4=97

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