All High School Math Resources
Example Questions
Example Question #71 : Mathematical Relationships
Sarah notices her map has a scale of . She measures between Beaver Falls and Chipmonk Cove. How far apart are the cities?
is the same as
So to find out the distance between the cities
Example Question #1 : Basic Single Variable Algebra
Sunshine paint is made by mixing three parts yellow paint and one part red paint. How many gallons of yellow paint should be mixed with two quarts of red paint?
(1 gallon = 4 quarts)
First set up the proportion:
x =
Then convert this to gallons:
Example Question #246 : Algebra Ii
If is directly proportional to , and when , find a formula for .
since and
Solving for , you get that
Replacing in the original equation, you get the answer of
Example Question #1 : Understanding Indirect Proportionality
If is inversely proportional to , and if when , find a formula for .
Since y is inversely porportional to x, you can use the standard equations of where k is a constant. Plugging the given x and y into this equation to solve for k, . To get the answer, substitute k into the standard equation.
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