Question

**The sum of the digits of a 2-digit number is 9. Also 9 times this number is twice
the number obtained by reversing the order of the digits . Find the numbers.

Answer 1

Answer:

answer is 36 and 63

Step-by-step explanation:

hope it will help u

Answer 2

Answer:

18

Step-by-step explanation:

let tens digit no.be X and unit digit no.be Y

A/q

x+y=9

and 9 (10×x+y)=2 (10×y+x)

90x+9y=20y+2x

88x-11y=0

from 1st

11x+11y=99

88x-11y=0

......

99x=99

x=1

and y=8 hence the no.is 18