Math, asked by Anonymous, 1 day ago

The mean of 6, y, 4, x and 11 is 7. Which of the following is true?

Answers

Answered by Area21

1

Step-by-step explanation:

mean=sum of terms/ no. of terms

$mean = \frac{6 + y + 4 + x + 11}{n}$

$7 = \frac{21 + x + y}{n}$

7n=21+x+y

n=21+x+y/7

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