Two planes left an airport at noon. One flew east and the other flew west at twice the speed. After 3 hours the planes were 2700 mi apart. How fast was each plane flying?

Sam has a barn that is 16 feet high. He needs to replace a piece of roofing and wants to use a ladder that will rest 8 feet from the building and still reach the top of the building. What length ladder should he use?

Do you have to regroup to find 523-141?

Two cyclist leave towns 78 miles apart at the same time and travel toward each other. One cyclist travels 5 mi/h faster than the other. If they meet in 2 hours, what is the rate of each cyclist?

Yochana walked from home to the bus stop at an average speed of 5 mph. He immediately got on his school bus and traveld at an average speed of 60 mph until he got to school.

Two functions are shown below. f (x) = 1/2 • 2^x g (x) = 5x + 2 What is the largest integer value of x such that f (x) ≤ g (x) ? looking for step by step

What measurements could NOT be the lengths of a right triangle. a b 6,8,10 5, 12, 13 12, 16,20 14, 18, 22 Od

Cynthia is constructing a circle inscribed in a triangle. She has partially completed the construction, as shown below.

What is the greatest common factor of 40 80 100

the sum of three consecutive natural numbers is 783 find the numbers. the three numbers increasing are? ...

What number decreased by 5% of itself equals 703?