state gov UP Police Head Operator (Radio Cadre) Mock Test Quantitative Aptitude Mensuration Solid Figures
The volume ratio of two cones is 4 ∶ 5, while the radius ratio of their bases is 2 ∶ 3. The ratio between their vertical heights is:
1
4 ∶ 3
2
9 ∶ 5
3
3 ∶ 2
4
7 ∶ 4