Question 569577
To pass a course, corrina needs an average score of 60 or more. If Corina 's scores are 66 72 90 49 and 59 find the minimum score that maria can get on her sixth and last exam and pass the sourse.
.
Let  x = minimum score on sixth exam
then
(66+72+90+49+59+x)/6 = 60
(336+x)/6 = 60
336+x = 360
x = 24