Purchase Solution

Fraction and percentage problem

Not what you're looking for?

Ask Custom Question

Let's look at some numbers you encounter in your everyday life and use them to do some calculations.

1. Count how many contacts you have in your cell phone. Write down this number.

2. For one week, keep track of the number of these people who called you.

3. Use these two numbers to calculate

a) The FRACTION of contacts who call you in a week.
b) Change this fraction into a DECIMAL.
c) Calculate the PERCENTAGE of contacts who call you in a week.

4. Let's say the following week you added 2 more people to your cell phone. Neither of these people called you in that week. Would the fraction of contacts who call you increase or decrease?

5. Prove your answer in 4 by adding 2 to the number you recorded in 1 and recalculating according to instructions in 3.

Purchase this Solution

Solution Summary

The solution provides detailed explanation how to solve fraction and percentage problem.

Solution Preview

1. Count how many contacts you have in your cell phone. Write down this number.
50

2. For one week, keep track of the number of these people who called you.
10

3. Use these two numbers to calculate
a) ...

Purchase this Solution


Free BrainMass Quizzes
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.

Graphs and Functions

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

Probability Quiz

Some questions on probability

Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts