A student's grade for the four quarters are 95, 83, 91, and 85. What does the student need to earn on the final exam to have an
overall B average (85 to 92 inclusively) for the year?
1 answer:
Answer:
The least score the student can get is 71 to get an overall B average at the end of the year.
Step-by-step explanation:
Let the score she needs to get be = x
We now have to take the mean of all the five subjects <em>(including x)</em> and equate it to the least score she can have to get a B grade.
Let us take the least score the student needs to get a B grade to be 85
Mean of all 5 scores =




The least score the student can get is 71 to get an overall B average at the end of the year.
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