Question : The volume of a cone is 27720 cm³. If the height of the cone is 20 cm, then what will be the area of the base?

Option 1: 4158 cm²

Option 2: 4272 cm²

Option 3: 4626 cm²

Option 4: 4836 cm²

Question : The radius of a right circular cylinder is thrice of its height. If the height of the cylinder is 3.5 cm, what is the volume of the cylinder?

Option 1: 1124.25 cm³

Option 2: 1324.75 cm³

Option 3: 1468.25 cm³

Option 4: 1212.75 cm³

Question : The radius of a sphere is 14 cm. What is the surface area of this sphere? [Use $\pi=\frac{22}{7}$]

Option 1: 2464 cm²

Option 2: 1232 cm²

Option 3: 1848 cm²

Option 4: 616 cm²

Question : The radius of a cylinder is 14 cm. If the height of the cylinder is four times of its radius, then what is the curved surface area of the cylinder?

Option 1: 5546 cm²

Option 2: 4928 cm²

Option 3: 4694 cm²

Option 4: 5214 cm²

Question : Find the curved surface area of a cone whose radius of the base is 7 cm and slant height is 8 cm. [Use $\pi=\frac{22}{7}$]

Option 1: 132 cm²

Option 2: 198 cm²

Option 3: 154 cm²

Option 4: 176 cm²