Choose between two long-distance telephone plans.
Not what you're looking for?
You are choosing between two long-distance telephone plans. Plan A has a monthly fee of $20.00 with a charge of $0.05 per minute for all long-distance calls. Plan B has a monthly fee of $10.00 with a charge of $0.10 per minute for all long-distance calls. Complete parts a and b.
a. For how many minute of long-distance calls will the costs for the two plans be the same ?
__ minutes
What will be the cost for each plan ?
$ __
b. If you make approximately 15 long-distance calls per month, each averaging 30 minutes, which plan should you select ?
Plan __
Purchase this Solution
Solution Summary
The solution contains detailed step by step explanation to solve the given problem. Grab the post from the library and learn how you can find out which plan will work out better for you and when will the plans have same bills. Everything in the solution is explained in a manner which should be very easy to understand.
Solution Preview
Let us assume that the minutes be "x" per month
Thus, the equation for
Plan A = 0.05x + 20
Plan B = 0.10x + 10
a) Now , we have to calculate the minutes for which the two planes are equal-
0.05x + 20 = 0.10x + 10
=> 0.05x ...
Purchase this Solution
Free BrainMass Quizzes
Probability Quiz
Some questions on probability
Exponential Expressions
In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.
Know Your Linear Equations
Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.
Solving quadratic inequalities
This quiz test you on how well you are familiar with solving quadratic inequalities.
Geometry - Real Life Application Problems
Understanding of how geometry applies to in real-world contexts