Hector has a floor plan showing his new house. on the floor plan, his bedroom is 3 inches wide and 3 1 2 inches long. the scale of the floor plan is 1 4 inch = 1 foot. what is the actual length of hector’s room?
a) 13 feet
b) 14 feet
c) 15 feet
d) 16 feet

Which of the following represents the zeros of f(x) = 6x3 − 31x2 + 4x + 5? −5, one third , one half 5, − one third , one half 5, one third , − one half 5, one third , one half

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?