A surveyor is measuring the distance across a river. He sets up two similar right triangles and finds that DE=2.4 meters and CD=7 meters. If ABC~EDC, then what is AB?

a) 7.2m

b) 12m

c) 15m

d) 25m

Solve for x. 5 + x + (-2) = - 8 x =

Five people were polled about how much money they make for working a certain amount of minutes.

If f (x) = 2x5 + 3 and g (x) = x2 - 1, what is the degree of [f o g] (x) ?

What is 21% of 54? 7% of 360? 40% of 75? 66% of 82?

A recipe calls for 10 cups of oatmeal. Benjamin wants to make fewer servings than the recipe makes. Which expression represents how many cups of oatmeal Benjamin should use? A. 0.8X 10 B. 1.8X 10 C. 0.2X 10 D. 1.2X 10 I think d

Solve for x: - 2 (x+3) = - 2 (x+1) - 4

How many ways can you make 7 with 2 and 1?

How do I simplify 5x+1?

Solve 2|x|-1=3 and give the final answers that would make it the equations true

35% of what number is 84?