Math, asked by mdazad325233, 1 month ago

Average of 9, 15 ,21 and X is 16. the value of X is ?​

Answers

Answered by harshitamishra2006
0

Answer:

x =19

Step-by-step explanation:

average = sum of numbers/ total numbers

=> 16 = 9+15+21+x/4

=> 16×4 = 45+x

=> 64 - 45 = x

=> x= 19

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