David can proofread15 reports in an hour while Armando can proofread 37reports in an hour. If they have 400 reports to proofread, how much time will it take between the two of them?

How do I know the mean in a number line?

A $1,500 loan has an annual interest rate of 4.25% on the amount borrowed. How much time has elapsed if the interest is now $127.50?

What is the value of the expression? [ (3 5) • 2 - 5] • 3

12. The perimeter of the following triangle is 60 inches. Find the lengths of the sides. 2x + 5 2x+5 5x + 5

An industrial kitchen makes a batch of trail mix containing 52.85 pounds of granola, and 13.4 pounds each of four other ingredients. The batch of trail mix is then distributed equally into five storage containers.

Which of the following is a solution of x2 + 6x = - 22?

A big contains 2.45 liters of cranberry juice. A bottle contains 2 13/25 liters of grape juice. Which container holds less fruit juice? How much less?

1. Tim is choosing between two cell phone plans that offer the same amount of free minutes. Cingular's plan charges $39.99 per month with additional minutes costing $0.45. Verizon's plan costs $44.99 with additional minutes at $0.40.

4,355,000 in word form

In a class, 20 people live on campus and 4 people live off-campus. If we were to draw one student's name from a hat, what is the probability that this student is living off-campus?