Tickets to a play normally cost $60. the cost is $45 if reserved early. if total ticket sales to a particular play were $2,400, which equation best models the number of normal tickets, x, and reserved tickets, y, sold? a. 60x+45y=2400 b. 2400−(xy)=60−45 c. 105(x+y)=2400 d. x+y=2400

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)