A student has gotten the following grades on his tests. What is the minimum grade he must get on the last test in order to have an average of 80?

73. 87, 85, 70

Question

Mathematics

Ramiro Costa

10 September, 12:39

A student has gotten the following grades on his tests. What is the minimum grade he must get on the last test in order to have an average of 80?

73. 87, 85, 70

+4

Answers (1)

Know the Answer?

Christian Kennedy · Answer 1

85%

Step-by-step explanation:

To find his average you add all his scores together and divide it by the number of scores there are. So 73+87+85+70+85=80, and that will be his average if he gets an 85% on his last test.

A student has gotten the following grades on his tests. What is the minimum grade he must get on the last test in order to have an average of 80?73. 87, 85, 70

A student has gotten the following grades on his tests. What is the minimum grade he must get on the last test in order to have an average of 80?

73. 87, 85, 70