Question

the difference between two digit number and number obtained by interchanging the digit is 27. the difference between the digits of the number is? a) 3 b) 6 c)9 d) 5​

Answer 1

Answer:

3

Step-by-step explanation:

10x+Y be number

after interchanging the digit

number formed as 10y+X

according to question

10x+y-(10y+X)=27

9x-9y=27

9(X-Y)=27

X-Y=3