A) 53
B) 62
C) 35
D) 44
Correct Answer: A
Solution :
Let two digit number is \[10x+y\] Then, x+y=8 ... (1) And \[10x+y-18=10y+x\] \[9x-9y=18\] \[x-y=2\] .... (2) On solving eqns. (1) and (2) \[x=5\] and \[y=3\] Hence, the number is 53.You need to login to perform this action.
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