Question

In math class, a student has an average grade of 85% for five tests so far. What grade must that student earn on the next test to reach an average grade of 90% for all six tests?
Ms. Sue
90 * 6 = 540

85 * 5 = 425

540 - 425 = 115

It can't be done if the maximum grade for a test is 100.

Related Questions

In Wilbur's math class, his grade is based on the average score of six tests, each worth 100 points.... princess leia is a very good math student. Her average math grade was a 95 on her 15 tests. If Dart... Kami has an average of 64% in her class. School ends soon and she would like to raise her grade to a...