# How many points do you need on the final to average 75?

Question
Upper level algebra
How many points do you need on the final to average 75?

2021-01-08
Your grades in the three tests in College Algebra are 87, 59 and 73.
Calculation:
Let x = the final test grade
Average of four grades = 75
Therefore, $$\frac{87+59+73+x}{4}=75$$
$$\frac{219+x}{4}=75$$
$$219 +x = 300$$
$$x=81$$
Hence, the final test grade is 81.

### Relevant Questions

To calculate:
The points needed on the final to average the points to 75 when the final carries double weight.
Given information:
Grades in three teste in College Algebra are 87,59 and 73.
The final carries double weight.
The average after final is 75.
To calculate:
The points needed on the final to avetage the points to 75.
Given information:
Grades in three tests in College Algebra are 87, 59 and 73.
The average after final is 75.
Grades in three tests in College Algebra are 87,59 and 73.
The final carries double weight.
The average after final is 75
The points needed on the final to average the points to 75 when the final carries double weight.
Grades in three tests in College Algebra are 87,59 and 73.
The average after final is 75
To calculate:The points needed on the final to average the points to 75.
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