# To express: the given quantity in terms of the indicated variable.

### Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

### Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

#### Solutions

Chapter 1.6, Problem 10E
To determine

## To express: the given quantity in terms of the indicated variable.

Expert Solution

24+q4 .

### Explanation of Solution

Given:

The given quantity is “the average of four quiz score”.

The average of each of the first three scores is 8 respectively.

And the forth quiz score is q.

Concept used:

Average is to find by sum of all terms divided by number of terms.

Avg=sum of all termsTotal num. of terms

Calculation:

According to question, the average first three score is 8.

Therefore, sum of three score is 8×3=24

And the fourth quiz score is q.

As the average is to find by sum of all terms divided by number of terms.

Therefore,

Avg=24+q4

Hence,the average of four quiz scoreis 24+q4 .

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