John maintains an average monthly balance on his credit card of about $1800. His credit card company charges 21% annual interest. How much is he spending on credit card interest per month? Per year?

Find a number such that, 13 less than 3 times a number is - 34.

How you can use a number line to show that five eigth is greater than three eight

What's the solution set of x^2+y^2=26 and x-y=6

The Raven won 9 baseball games for every 4 that they lost. If they lost 28 games how many games did they win?

What fraction plus another fraction = - 7/36

The sum of two numbers is 28. The first number is 7 more than twice the second number. Let a represent the first number. Let b represent the second number. What is the second number? Use the table to guess and check.

The value of y varies directly with x, and y = 4 when x = 10. find y when x = 1. a.-2.5 b. 2.5 c. 0.4 d.-0.4

Multiply. (Examples 1-5) 1. 8 (-12) =

A large university is interested in learning about the average time it takes students to drive to campus. The university sampled 20 students and asked each to provide the amount of time they spent traveling to campus.

Maya earns 72 dollars for working 5 hours. How long will it take for her to earn 216 dollars at the same pay rate?