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:
The lowest grade that student could get is a 91 or higher
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90 = 30 + 10 + 3p
90 = 40 + 3p
subtract 40 from each side
50 = 3p
divide by 3
p = 16.67
X and y = 4
<em><u>I hope this helps!</u></em>
Answer: probably
Step-by-step explanation:
M=12(3/4)
m=12/1 x 3/4
=9 minutes
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