RRB Technician (Grade I Signal + Grade III) 2018 · Question 45 of 213

The area of the base of a cone is $$64\pi cm^2$$ while its slant height is 17 cm. This cone is remolded to obtain a solid sphere. The radius of this sphere will be:

best-effort

1. A$$2\sqrt[3]{30}$$ cmCorrect
2. B$$2\sqrt[3]{40}$$ cm
3. C$$8\sqrt[3]{30}$$ cm
4. D$$6.5$$ cm