Arella needs to paint a board that is 2 meters wide and 3 meters tall. if 1 cup of paint will cover 1000 square cm , how many cups of paint will arella need

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244