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

Tabansi 2021-01-07 Answered
How many points do you need on the final to average 75?
You can still ask an expert for help

Expert Community at Your Service

• Live experts 24/7
• Questions are typically answered in as fast as 30 minutes
• Personalized clear answers

Solve your problem for the price of one coffee

• Available 24/7
• Math expert for every subject
• Pay only if we can solve it

## Expert Answer

insonsipthinye
Answered 2021-01-08 Author has 83 answers
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.
###### Not exactly what you’re looking for?

Expert Community at Your Service

• Live experts 24/7
• Questions are typically answered in as fast as 30 minutes
• Personalized clear answers

Solve your problem for the price of one coffee

• Available 24/7
• Math expert for every subject
• Pay only if we can solve it