There is no such thing as a 'fresh start' on Monday. There is only the next hour.

Surface Areas and Volumes — quick quiz

5 real SOF IMO questions on Surface Areas and Volumes. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 5

MEDIUM

A sphere of radius 6 cm is melted and recast into a cone of height 18 cm. What is the radius of the base of the cone?