SSC SSC CPO Mock Test Series 2025 (Tier I & II) (DP SI & CAPF) Quantitative Aptitude Mensuration Solid Figures
If the height of a cylinder is increased by 30%, and the radius of its base is decreased by 15%, then by what percentage will its curved surface area change?
1
10%
2
12%
3
8%
4
10.5%