Question

solve this question

Answer 1

44is the answer. ....

Answer 2

let the digit at tens place be x
digit at ones place =2x

original no.=10(x)+1(2x)
=10x+2x
=12x
no. after reversing=10(2x)+1(x)
=20x+1x
=21x
A/Q,
12x+21x=99
33x=99
x=99/33
x=3
.
. .original no.=12(3)
=36