A data set has a mean of 35 and consists of 6 numbers. If 5 of the numbers are 35, 39, 24, 29, 27, what is the remaining number?

Correct answer

D. 56

Explanation

Sum of all 6 numbers = mean × count = 35 × 6 = 210. Sum of the known numbers = 154. Remaining number = 210 - 154 = 56.

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