High School Math : Understanding Rational Expressions

Study concepts, example questions & explanations for High School Math

varsity tutors app store varsity tutors android store

Example Questions

Example Question #1 : Rational Expressions

Solve:

If varies directly as , and  when , find when .

Possible Answers:

Correct answer:

Explanation:

The formula for a direct variation is:

Plugging in our values, we get:

Example Question #1 : Understanding Rational Expressions

If two boxes have the same depth and capacity, the length is inversely proportional to the width. One box is  long and  wide. A second box (same depth and capacity) is  long. How wide is it?

 

Possible Answers:

 

Correct answer:

Explanation:

The formula for an indirect variation is:

Plugging in our values, we get:

Learning Tools by Varsity Tutors

Incompatible Browser

Please upgrade or download one of the following browsers to use Instant Tutoring: