Question

3. 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?​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

as a per given questions :

10x + (9 - x) =10 (9 - x ) x + 27

9x + 9 = 10x + x + 27

9x + 9 = 117 - 9x

18x =108

x =18/108

x = 6

so the digit in unit place = 6

digit in ten's place is

9 - x

9 - 6 = 3

hence the number = 3