sum of the digits of a two-digit number is 9 if the number obtained by reversing the order of digits is 27 more than the original number find the original number
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Answered by
11
Answer is 36 as 3+6=9. If we reverse it we will get 63. and 36+27 is also 63.
Answered by
16
Answer:
Step-by-step explanation:
Let the no. be 10x+y
x+y=9-(i)
10y+x=27+10x+y
9x-9y=27(dividing 9)
x-y=3-(ii)
by solving i and ii
x=6
from i
y=9-6
y=3
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