Math, asked by vishrut53, 9 months ago

the mean of the first 9 calls is 5 minutes. the next call takes 10 minutes what is the mean of the first 10 calls?

Answers

Answered by samarpitalds

1

Answer:

5.5 minutes

Step-by-step explanation:

Mean of 10 calls =(9*5+10)/10=55/10=5.5

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