SOLUTION: The average of a list of positive numbers is 20 per cent of the sum of the numbers. How many numbers are there in the list? (A) 5 (B) 20 (C) 80 (D) 100 (E) Cannot be sai

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Question 273192: The average of a list of positive numbers is 20 per cent of the sum of the
numbers. How many numbers are there in the list?
(A) 5 (B) 20 (C) 80 (D) 100 (E) Cannot be said.

Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
The average of a list of positive numbers is 20 per cent of the sum of the
numbers.
How many numbers are there in the list?
:
It would be 5 numbers. The average of 5 numbers is 1%2F5 of the total
1%2F5 = 20%