Civil Services HPPSC (Himachal Pradesh) HPAS Mock Test 2021 Quantitative Aptitude Number System Quick Math
The sum of a two digit number and the number obtained by reversing the order of its digits is 121 and the two digits differ by 3. Then the number is
1
47 or 74
2
37 or 73
3
25 or 52
4
none of these