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 84?
76, 93, 89, 71
The minimum grade he must get on the last test in order to have an average of 84 is x
What is X?
1 answer:
Answer:
91
Step-by-step explanation:
I used a calculator and if you add 76, 93, 89, 71 to 91 it equals 420 and if you divide that by 5 it is 84.
Hope this helps!
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