Math, asked by anushkash72, 2 months ago

find the average of 9.12,15,18,21

Answers

Answered by kushwahaanita456

2

Answer:

Average will be 15.78

Step-by-step explanation:

Average= Sum of all observation/Number of all observation

=(9.12+15+18+21)/4

= 63.12/4

=15.78

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