Question

Sum of the digits of a two digit number is 11. When we interchange the digits, it is
found that the resulting new number is greater than the original number by 63. Find
get 143. What can be the original
the two digit number. ​

Answer 1

Answer:

29

Step-by-step explanation:

let the digits be x,y, so no. is 10x+y

x+y =11 --A

10y+x -(10x+y) = 63

9(y-x) =63

y-x = 7 ---B

A+B

2y = 18

y= 9

A-B

2x=4

x =2

digits are 2,9

number is 29