If 3VA of power is required for each square foot in a building , what is the total VA required if the area is 14,580ft^2?

Given a(-12,5) and b(12,29) find the point that divides the line segment ab three-eighths of the way from a to b

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?