Catherine invested $140 she earned a simple interest at 4% per year on the investment if no money was added or removed from the investment what was the amount of interest cast and receive the end of two years

Line f has a slope of - 3. What is the slope of the line that is perpendicular to line f?

Estimate the square root of 75. a. 8.7 b. 4.2 c. 7.4 d. 9.5

The sum of three numbers is 138. the third number is 4 times the second. The second number is 6 less than the first. what are the numbers?

Jo says that you can use V=LxWxH or V=HxWxL to find the volume of a rectangular prism. Does Joe statement makes sense? Explain.

The variable Z is directly proportional to X. When X is 6, has the value of 72. What is the value of Z when X = 13

A billiards triangle is equilateral. What is its perimeter? One side is (2x+1) in and the other is (4x - 9 1/4) in.

Which two whole numbers lies between the square root of 10

The width of a box is 12 cm. The length of the box is two times the width. The height is 10 cm longer than the length. What is the volume of the box? (V = lwh)

A train travels 75 km every hour how far will it travel in 5 hours?

Tony leaves home at 7:30 AM and drives for 1 1/4 hours to work. He works for 4 hours and then has a half hour lunch break. Tony then works 4 1/2 hours more. Finally he drives for 1 1/4 hours to get back home. At what time does Tony arrive at home?