A teacher is surveying her classes to see how they feel about an activity the class did the day before. Since she has such large classes, she surveys every 5th student that walks into class. What type of sampling method is used?

What is 1054.2 divided by 1.5

3 1/2 divided by 2 1/4 in simplest form?

Mr. Addison is building a sandbox shaped like a rectangular prism. The sandbox is 8 feet long, 6 feet wide, and 1.5 feet deep. How many cubic feet of sand will the sandbox hold?

If the ratio of blue shirts to green shirts is to 5 to 12 with a total of 340 shirts, how many of the shirts are blue?

A pair of socks costs $5.00. A package of 3 pairs costs $12.00. How much would you save if you buy 2 packages instead of 6 individual pairs?

How do you Find percent markup

Write an algebraic expression that represents the quotient of a number and 20

Approximate the value of 12-2pie

Jeff is buying apples and bananas from the farmer's market. He know that to find his total cost he will use the expression 1.25a + 0.50b, where a stands for the number of apples he bought and b stands for the number of bananas he bought.

A theater charges $5 for student tickets and $7 for adults tickets. They sold 75 tickets for a total of $425. Which set of equations can be used to determine x, the number of students tickets sold, and y, the number of adult tickets sold?