Videos and solutions that will help students review word problems on profit and loss.

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**GMAT Math Practice Test - Profit**

Example:

Rob sells burgers at the rate of x dollars per burger. The cost to make a burger is 0.8x dollars. How many burgers does he need to sell to make a profit of 40x dollars?**Profit and Loss - Percent Increase/Decrease Problems**

How to solve percent increase/decrease problems involving profit and loss over a period of 2 or more years?

Example 1: Marco invested $10,000 in stock. In the first year, the stock decreased in value by 10%. In the second year, the stock decreased in value by 20%. What percentage gain is required in the third year in order for Marco's stock to return to its original value?

Example 2: In the year 2007, the S&P 500 index increased in value by 5%.. In the year 2008, the same index decreased in value by 38.5%. What percentage gain is required in 2009 in order for the index's value to return to its value at the beginning of 2007?

**Profit & Loss Word Problems - Algebra**

How to solve profit and loss problems using a system of two equations in two unknowns?

Example:

Naomi invested a total of $12,000 in two mutual funds. Last year, one account increased in value by 4%, but the other fund decreased in value by 15%. If Naomi's portfolio decreased in value by a total of $1,135 how much was invested in each mutual fund?**Solving percent word problems that involve finding the percentage profit**

Example:

The total cost of producing a tablet is $150. If the manufacturer wants to make a 20% profit, at what price must they sell the tablet?

Related Topics:

More Algebra Word Problems

More Algebra Lessons

Example:

Rob sells burgers at the rate of x dollars per burger. The cost to make a burger is 0.8x dollars. How many burgers does he need to sell to make a profit of 40x dollars?

How to solve percent increase/decrease problems involving profit and loss over a period of 2 or more years?

Example 1: Marco invested $10,000 in stock. In the first year, the stock decreased in value by 10%. In the second year, the stock decreased in value by 20%. What percentage gain is required in the third year in order for Marco's stock to return to its original value?

Example 2: In the year 2007, the S&P 500 index increased in value by 5%.. In the year 2008, the same index decreased in value by 38.5%. What percentage gain is required in 2009 in order for the index's value to return to its value at the beginning of 2007?

How to solve profit and loss problems using a system of two equations in two unknowns?

Example:

Naomi invested a total of $12,000 in two mutual funds. Last year, one account increased in value by 4%, but the other fund decreased in value by 15%. If Naomi's portfolio decreased in value by a total of $1,135 how much was invested in each mutual fund?

Example:

The total cost of producing a tablet is $150. If the manufacturer wants to make a 20% profit, at what price must they sell the tablet?

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