state gov UP Police Head Operator (Radio Cadre) Mock Test Quantitative Aptitude Ratio and Proportion Age
The ratio of the ages of Preeti and Jyoti 7 years ago was 7 ∶ 6. Then, 6 years from now, which of the following CANNOT be the ratio of their ages?
1
15 ∶ 14
2
13 ∶ 11
3
16 ∶ 15
4
13 ∶ 12