Math, asked by ShauryaMishra97, 4 months ago

the marks oriented by 10 student in a test are 24, 30 ,26 ,15 ,22, 20 ,12 ,25, 21 and their mean is 21 then the value of x is

Answers

Answered by ruchi77yadav2007

3

Answer:

24 + 30 + 26 + 15 + 22 + 20 + 12 + 25 + 21 + x = 195 + x

( 195 + x ) / 10 = 21

x = 15

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