Judys Average (arithmetic Mean) On Four Tests Is 80. Assuming She Can Earn No More Than 100 On Any Test, What Is The Least She Can Earn On Her Fifth Test And Still Have A Chance For An 85 Average After Seven Tests?
Madhumita
4 Years Ago
Judys average (arithmetic mean) on four tests is 80. Assuming she can earn no more than 100 on any test, what is the least she can earn on her fifth test and still have a chance for an 85 average after seven tests?
(A) 60
(B) 70
(C) 75
(D) 80
asked Jun 15 12:00:00 AM
Madhumita
Q: 339
A: 0
