Question

in Lindsay's class, there were three students who scored 90 on a test and six students who scored 40 on a test. what is the mean of the scores in the class?​

Answer 1

Explanation:

A, higher than her sisters score

Answer 2

((90*3)+(40*6))/9

=(90+90+90+40+40+40+40+40+40)/9

=66.66