Ask Question
11 July, 23:43

On his last three tests, Mark scored 85, 95, 80. What grade must he get on his next test to have an average of 90 for all four tests

+3
Answers (1)
  1. 12 July, 03:21
    0
    Answer: 100

    Step-by-step explanation:

    85+95+80=260 divided by 3 is 86.6 repeating and getting 100 on his next test would add up to 360 and 360/4 is 90
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “On his last three tests, Mark scored 85, 95, 80. What grade must he get on his next test to have an average of 90 for all four tests ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers