A) 11
B) 5
C) 3
D) 9
Correct Answer: A
Solution :
Let the original number be \[10\text{ }x+y.\] New number \[=10y+x\] According to the question, On adding\[10x+y+10y+x=11x+11y=11\,\,(x+y)\] Which is a multiple of 11.You need to login to perform this action.
You will be redirected in
3 sec