Find the arithmetic mean of the following data (ages of cousins): 5, 8, 12, 7, 10.

Type: MCQ • Marks: 1

A. 10.9

B. 8.4

C. 6.9

D. 9.6

Explanation

Sum of values = 42, Number of values = 5. Mean = 42 ÷ 5 = 8.4.

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Class 7th Ganita Prakash 2

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