Latest NDA Aptitude Question SOLUTION: It is difficult to DISCERN the sample on the slide without adjusting the microscope -
(a) Discard (b) Arrange (c) Determine (d) Debate
The difference between a two-digit number and the number obtained by interchanging the digits is 36. What is the difference between the sum and the difference of the digits of the number if the ratio between the digits of the number is 1 : 2 ?
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Mathematics its like a complex number. The mother of science.