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 =?

At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 16 cubic feet per minute. the diameter of the base of the cone is approximately three times the altitude. at what rate is the height of the pile changing when the pile is 12 feet high? (hint: the formula for the volume of a cone is v = 1 3 πr2h.)

Use properties to rewrite the given equation. which equations have the same solution as 2.3p – 10.1 = 6.5p – 4 – 0.01p?

How far could you drive on 50 gallons of gas