There are 407 seventh graders at Washington middle school. If there are 18 seventh grade classrooms, about how many students are there per class?

You put money in two different accounts for one year each. The total simple interest for the two accounts is $140. You earn 6% interest on the first account, in which you deposited $1000. You deposited $800 in the second account.

Nick has to build a brick wall. Each row of the wall requires 6 squared bricks. There are ten rows in the wall. How many bricks will Nick require to build the wall?

What is the factored form of 8x^2 + 18x - 8

Amanda was 48 inches she grew n inches last year and is now 56 and 1/2 inches write an expression that represents the number of inches Amanda grew

To stay properly hydrated, a person should drink 32 ounces of water for every 60 minutes of exercise. How much water should Damon drink if he rides his bike for 135 minutes.

Solve the inequality. 4/5x+5<3

The amount of money in a bank account that is compounded yearly can be represented by the function A (y) =

20. Helen and Carla live in states that have different sales tax rates. They each bought a new bicycle. Helen paid $14 for a 5.6% sales tax on her bicycle. Carla paid $12 for a 4.8% sales tax on her bicycle.

Explain why 8,000: 800 = 10

Train A leaves the station every 9 minutes. TrainB leaves the station every 15 minutes. If it is 2:00 pm now and both left, when is the next time that both trains will leave together?