Difference between revisions of "2020 AMC 10A Problems/Problem 2"
(Created page with "The numbers <math>3, 5, 7, a,</math> and <math>b</math> have an average (arithmetic mean) of <math>15</math>. What is the average of <math>a</math> and <math>b</math>?") |
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Revision as of 21:40, 31 January 2020
The numbers 
and 
have an average (arithmetic mean) of 
. What is the average of 
and ?
