Question

a number gad two digit whose sum is 9 . if 27 is added to a number its interchange find the number​

Answer 1

Answer:

Number=36

Step-by-step explanation:

If number=10x+y, given x+y=9 ---(ii) and

10x+y+27=10y+x

9x+27=9y or x+3=y ---(ii)

Solving (i) & (ii) x=3,y=6,Number=36