Question

Sum of two digit number is 7
When we interchange the digit it
found that the resulting new number
is greater than the original number
by 27. What is the two digit
number​

Answer 1

Answer:

25

Step-by-step explanation

First: add all numbers from 1 to 7 to get 7

ex: 1+6,2+5,3+4 etc.

Second: take every pair and exchange the digits

ex: 16 and 61, 25 and 52,34 and  43etc

Third: subtract them and which ever difference is 27 that will be you answer

In this case the correct pair is 25 and 52 as 2+5 is 7 and 52-25 is 27

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