other govt exam India Post Postman & Mail Guard Mock Test 2020 Quantitative Aptitude Ratio and Proportion Simple Ratios
The ratio of two numbers is 4 : 9. If the first number increases by 25% and the second number decreases by 30% then find the new ratio of two numbers.
1
53 : 57
2
63 : 20
3
100 : 53
4
50 : 63