2 gal. of a sugar solution was mixed with 8 gal. of a 60% sugar solution to make a 65% sugar solution. find the percent concentration of the first solution.

Y+ 2/y is it a polynomial in one variable or not? and if so, why?

Given the functions, f(x) = 2x^2 - 1 and g(x) = 5x, find f(g(x)) and g(f(

Aflagpole broke in a storm. 77 7 meters are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground at a point 2424 24 meters away horizontally