Question

2. The number obtained by reversing a two digit number is 18 more than the original number. If the
sum of its digits is 8, find the number.
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Answer 1

Answer:

$007875$

$14.9 = 8.5 - 6$

Answer 2

Answer:

Let the given number by 10x+y

According to given data

10x+y=10y+x+18

9y−9x=18

y−x=2 ………..(1)

and also 10x+y=8 ………(2)

Solving equation (1) & (2) we get

10x+y=8

x−y=−2

__________________

2x=6

[x=3] and [y=5]

Hence the given number is 35.