Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Mensuration Solid Figures
If the ratio between the total surface area and the curved surface area of a cylinder is 7 : 1, find the ratio of its radius and height.
1
8 : 3
2
5 : 1
3
3 : 1
4
More than one of the above
5
None of the above