SOLUTION: The mean of five numbers is 10. i) What is the total of the numbers? ii) If 4 is added to the group what is the total of the six numbers? iii) What is the mean of these six numb

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Question 983292: The mean of five numbers is 10.
i) What is the total of the numbers?
ii) If 4 is added to the group what is the total of the six numbers?
iii) What is the mean of these six numbers?
Answer by solver91311(24713) About Me  (Show Source):
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If the mean of numbers is , then the sum of the numbers is

If is added to the group, the sum of the numbers is

The mean of the numbers is then

John

My calculator said it, I believe it, that settles it