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Sum of the digits of a …

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Sum of the digits of a two digit number is 9. When we interchange the digits , it is found that the resulting new number is greater than the original number by 27.What is the two digit number?

Posted by Nibir Mahanta 5 years, 5 months ago

CBSE > Class 08 > Mathematics

1 answers

Sia ? 4 years, 7 months ago

The new number is greater than the old number by 27, i.e. Adding the two equations, we get 2y = 12 or y = 6. Thus, x = 3. Therefore, the original number is 36.

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CBSE > Class 08 > Mathematics