# CBSE Class 10 Maths Elimination Method

## Q.

The sum of the digits of a two-digit number is 8 and the difference between the number and that formed by reversing the digits is 18. Find the number.

## Q.

The denominator of a fraction is 4 more than twice the numerator. When 6 is subtracted from both, the denominator becomes 12 times the numerator. Find the numerator.

## Q.

The ratio of the present ages of mother and daughter is 8:3. After 5 years, the ratio will be 9:4. Find the present age of the daughter.

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