BANK CBI Sub Staff (Safai Karmachari) Mock Test 2024 Quantitative Aptitude Ratio and Proportion Simple Ratios
The ratio between the two digit number and two digit number obtained by interchanging digits is 9 : 2. The sum of two digits of number is 9. Find the two digit number.
1
27
2
36
3
72
4
18
5
81