Practical Problem: Furniture Salesperson Earnings
Using the slope-intercept form to solve a practical problem involving calculating earnings.
Practical Problem: Gas and Oil Mixture
A a two-cycle engine runs on a mixture of oil and gas. A practical problem involves determining how many ounces of oil to add to a gallon of gas to get the right mixture. The problem is solving with proportion.
Practical Problem: Height of a Stack of Pipes
The Pythagorean Theorem can be used to solve problems involving rectangles and circle. A practical problem involves finding the height of a stack of pipes.
Practical Problem: Homes and Apartments on 100 Acres
Calculating the number of houses and apartments that can be built on a 60-acre parcel of land given the amount of land allowed for each living unit is expressed in a system of equations involving fractions and solved usi..
Practical Problem: How Fast Can Two Workers Mow a Lawn?
A practical problem compares the rate at which two park workers mow the lawn and asks how much lawn the two can mow in an hour. The question is answered by adding rational expressions.
Practical Problem: How Long it Will Take to do Payroll
A work problem requires finding out how long it will take two workers with different work speeds to complete a task. The process of developing an equation and solving it are detailed.
Practical Problem: How Much Land to Buy
A practical problem involving the purchase of land is presented. The available information is organized into a table, an equation is written, then solved using the least common denominator to get a quadratic equation, an..
Practical Problem: How Much Time is Saved
A practical problem is demonstrated using the Pythagorean Theorem to determine the amount of time a jogger can save by using the shortest distance between the starting and ending points of the course run. The problem can..
Practical Problem: How Much Weight Can One Beam Hold?
The amount of weight a beam can hold varies with its length, width, and thickness. The load capacity for a beam that is laying flat is compared with the load capacity for the same beam when it is placed on edge.
Practical Problem: Ingredients for Small and Large Pizzas
Solve a practical problem involving making pizzas, given the ingredients available to use and how much of each ingredient is used for each pizza. The solution is demonstrated using both the elimination and the substituti..