In the middle of a thunderstorm, a lightning bolt flashes. It takes Roberto 5 seconds to hear the thunder afterward. How far is the source of lightning from Roberto? The temperature is 22º C Speed of sound at 22ºC =?
d =?

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?