Question 402469
If you had an average of 83 on your first four tests but an average of 90 on
 your other three tests, what would your overall average be?
:
A total of 7 test taken
A = {{{(4(83) + 3(90))/7}}}
A = {{{(332 + 270)/7}}}
A = {{{602/7}}}
A = 86% is the overall average