Year
CAT 2019
Section
Quantitative
Topic
Geometry & Mensuration
Difficulty
Hard
Question
Slot-2
A man makes complete use of 405 cc of iron, 783 cc of aluminium, and 351 cc of copper to make a number of solid right circular cylinders of each type of metal. These cylinders have the same volume and each of these has radius 3 cm. If the total number of cylinders is to be kept at a minimum, then the total surface area of all these cylinders, in sq cm, is
A man makes complete use of 405 cc of iron, 783 cc of aluminium, and 351 cc of copper to make a number of solid right circular cylinders of each type of metal. These cylinders have the same volume and each of these has radius 3 cm. If the total number of cylinders is to be kept at a minimum, then the total surface area of all these cylinders, in sq cm, is
1044(4 + π)
8464π
928π
1026(1 + π)
Stand Out in Your CAT Interview Round!
Build confidence with mock interviews tailored to IIM and top B-school patterns. Get instant feedback from mentors.
Explore Interview PlatformLoading...