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Class 9 Mathematics Medium Mcq English Medium

If a group has 6 observations with average 21, what is its total?

Question
If a group has 6 observations with average 21, what is its total?
15
126
27
3.5
Answer
126
Detailed Explanation
Total equals number of observations times average: 6 x 21 = 126. — Examisthan.com
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