Jodys older brother is only three years less than twice jodys age. if the sum of their ages is 30, then which of the following is the age of jodys brother? a)7 b)11 c)19 d)23

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.)

What is the compound interest in a three-year, $100,000 loan at a 10 percent annual interest rate a) 10.00 b) 21.00 c) 33.10 d) 46.41

Consider the function f(x)=-5x+3 what is f(-2)