Subject
Quantitative Aptitude
Topic
Number
The difference between a two-digit number and the number obtained by interchanging the positions of its digits is What is the difference between the two digits of that number?
The difference between a two-digit number and the number obtained by interchanging the positions of its digits is What is the difference between the two digits of that number?
ক)
4খ)
2গ)
10ঘ)
16Explanation
(x*10)+y - [y*10+x] = 36 or, 10x+y - 10y - x = 36 or, 9x - 9y = 36 or, 9(x-y) = 36 or, x - y = 36/9 = 4Related questions
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