There were a total of 375 tickets sold for a concert and a total of $7,375 was collected. If adult tickets were $25 each and student tickets were $15 each, write the system of equations to find how many of each type of ticket were sold.

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.)