Find the arithmetic mean of the following data (temperatures in degrees C): 15, 25, 35, 45.

Type: MCQ • Marks: 1

A. 27

B. 32

C. 34

D. 30

Explanation

Sum of values = 120, Number of values = 4. Mean = 120 ÷ 4 = 30.

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Class 7th Ganita Prakash 2

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