A box of pasta contains 16 ounces of pasta. If on serving weighs 1/3 ounces, how many servings are in one box of pasta

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0