Simplify: square root 400/576

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).

What is the y-intercept of the line with the equation 3x + 4y = 12?

Anne plans to increase the prices of all the items in her store by 5%. to the nearest cent, how much will an artist save if the artist buys a canvas and a frame that each measure 24 by 36 inches before the price increase goes into effect?