Question

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8. The digit at ten's place of a two digit number is four times the digit at unit
number and the number formed by reversing the digits is 55. Find the
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Answer 1

Answer:

Step-by-step explanation:

Let the original number be xy=10x+y

Digit's on 10

′

s place=x

Digit in units place=y

Given that x=4y

reversed number yx=10y+x

yx=xy−27

10y+x=10x+y−27

9x=9y+27

x=y+3

x=4y

4y=y+3

3y=3

y=1

x=4(1)=4

∴ original number=4

Please complete your question.But I have done this question because I knew this question.