UPSC NDA I 2021 Mathematics Solved Paper

Concept:
Arithmetic Mean (A. M.): The Arithmetic Mean of a set of n numbers is given by:
A. Mc=‌

∑ai

n

Geometric Mean (G. M.): The Geometric Mean of a set of n numbers is given by:
G. M=√hai
Calculation:
Both the Arithmetic and Geometric Means use all the data for their calculations.