The sum of the digits of a 2-digit number is 11. The number obtained by
interchanging the digits exceeds the original number by 27. Find the number. @PLEASE SOME HELP@
Answers
Answered by
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47
Step-by-step explanation:
let two digit no be 10x+y
case i
x+y=11
x=11-y......(1)
case ii
10x+y+27=10y+x
9y-9x=27
y-x=3...(2)
y-11+y=3
y=7
x=4
10x+y= 10*4+7
=47
Ans 47
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