Find the arithmetic mean of the following data (marks in a math quiz): 20, 25, 30, 35, 40.

Type: MCQ • Marks: 1

A. 34

B. 32

C. 27

D. 30

Explanation

Sum of values = 150, Number of values = 5. Mean = 150 ÷ 5 = 30.

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Class 7th Ganita Prakash 2

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