Arectangular prism has a volume of 540, if the length, width and height are all reduced 1/3 the size of the original. what is the new volume?

Find the solution(s) to x^2-14+49=0

One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.

Find the measure of angle a in the following triangle