Purchase Solution

Solving word problems in cost comparisons using oil prices.

Not what you're looking for?

Ask Custom Question

Fuel oil prices averaged $0.93375 in the winter of 1998, then shot up to $1.02 in
winter 1999. Calculate the additional fuel costs for a household that used 863 5/8
gallons of fuel oil during the winter of 1999.

Purchase this Solution

Solution Summary

Cost comparisons are solved for using a variable.

Solution Preview

The change in the rate of oil price is given by the difference ...

Purchase this Solution


Free BrainMass Quizzes
Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

Probability Quiz

Some questions on probability

Solving quadratic inequalities

This quiz test you on how well you are familiar with solving quadratic inequalities.

Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.