if the sum of two digit number and number obtained by reversing the digits is 55 find the sum of the digits of the 2 digit number
sudip20:
is the answer 50
Answers
Answered by
15
Let the 2-digit number be 'ab' expressed as:
10a + b
When the digits are reversed, it becomes : 10b + a
Given: 10a + b + 10b + a = 55
11a + 11b = 55
11(a+b) = 55
(a+b) = 5
Hence sum of the digits is '5'
Hope this helps
10a + b
When the digits are reversed, it becomes : 10b + a
Given: 10a + b + 10b + a = 55
11a + 11b = 55
11(a+b) = 55
(a+b) = 5
Hence sum of the digits is '5'
Hope this helps
Answered by
3
Answer
Original Number = 10x + y
Reversed number = 10y + x
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