Joe has scored 84, 89, and 90 on his first three exams in his math class. If the standard 70,80,90 scale is used for grades and the exams are equally weighted, what must he score on the final exam, f, in order to
a) Get a C average on exams?
f
b) Get a B average on exams?
f
c) Get an A average on exams?
f
2 answers
Most here will be happy to critique your thinking on this.
Didn't you understand my response?
http://www.jiskha.com/display.cgi?id=1488160585
http://www.jiskha.com/display.cgi?id=1488160585
5 answers