A water tank measures 20 cm by 50 cm by 30 cm if each of these measurements is given to the nearest centimeter, calculate the largest
possible volume of the tank.

If the discriminant if a quadratic equation is 4 which statement describes the roots?

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?

Which diagram shows lines that must be parallel lines cut by transversal?