Quantitative aptitude

The area of the base of a right circular cone is 154cm2 and its height is 14cm. Taking π = 22/7, the curved surface of the cone is

July 26, 2023

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The area of the base of a right circular cone is 154cm2 and its height is 14cm. Taking π = 22/7, the curved surface of the cone is

Question	The area of the base of a right circular cone is 154cm² and its height is 14cm. Taking π = 22/7, the curved surface of the cone is
Type	multiple_choice
Option	154 x 5 cm²	correct
Option	154 x 7 cm²	incorrect
Option	11 cm²	incorrect
Option	5324 cm²	incorrect

Solution

The area of the base of a right circular cone is 154cm2 and its height is 14cm. Taking π = 22/7, the curved surface of the cone is

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The number of coins of radius 0.75 cm and thickness 0.2 cm to be melted to make a right circular cylinder of height 8 cm and base radius 3 cm is

The area of the base of a right circular cone is 154cm2 and its height is 14cm. Taking π = 22/7, the curved surface of the cone is

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The L.C.M. of two numbers is 14560 and their H.C.F. is 13. If one of them is 416, the other is

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