Ask your own question, for FREE!
Mathematics 16 Online
OpenStudy (anonymous):

WILL GIVE MEDALS. there are 4 tests with a mean score of 80. if on the 5th test a 90 is made, that is the mean score of all the tests

OpenStudy (anonymous):

what is the mean score*

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!