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a car insurance company charges insurance premium in proportion to the car's value.
For a $12,000 car, the monthly premium is $55.
huynh pays a $90 monthly premium for his car.
to the nearest dollar, how much is his car valued at?
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Obviosly, this problem is "on proportions".
Write a proportion as you read the problem
= = ,
where x is the unknown car's value.
From this proportion, find x
x = = 19636.36, or 19636 dollars, rounded to the closest dollar. ANSWER
Solved, with complete explanations.
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For introductory lessons on proportions, see the lessons
- Proportions
- Using proportions to solve word problems
- Typical problems on proportions
- Using proportions to estimate the number of fish in a lake
- HOW TO algebraize and solve these problems using proportions
in this site.
Learn the entire subject from there.
Happy learning ( ! )