Find the arithmetic mean of the following data (speed of bikes in km/h): 40, 50, 60, 70, 80.

Type: MCQ • Marks: 1

A. 64

B. 60

C. 62

D. 57

Explanation

Sum of values = 300, Number of values = 5. Mean = 300 ÷ 5 = 60.

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Class 7th Ganita Prakash 2

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