Ask your own question, for FREE!
Mathematics 17 Online
OpenStudy (anonymous):

A student scored 71,83 and 96 on three tests. What must he score on the fourth test in order to have an average of 85?

OpenStudy (anonymous):

(71 + 83 + 96 + x) / 4 = 85 340 = 71 + 83 + 96 + x solve for x x = 90

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!