The sum of 10 observations is 150. What is their arithmetic mean?

Type: MCQ • Marks: 1

A. 15

B. 1500

C. 140

D. 25

Explanation

Arithmetic Mean = Sum of observations ÷ Total number of observations = 150 ÷ 10 = 15.

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Class 7th Ganita Prakash 2

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