A bag holds 13 marbles. 6 are blue, 2 are green, and 5 are red. if you select two marbles from the bag in a row, what is the probability that the first marble is blue and the second marble is green? write is probabilities and your answer as fractions. note: you are not replacing any marbles after each selection.

Cass decided to sell game programs for the hockey game. the printing cost was over 20 cents per program with a selling price of 50 cents each. cass sold all but 50 of the programs, and made a profit of $65. how many programs were printed? letting p represent the number of programs printed, set up an equation that describes this situation. then solve your equation for p.

Julian wrote the following numeric pattern on the board3,10,17,24,31,38.what numbers of julian's pattern are compound numbers.

Astudent drew a circle and two secant segment. he concluded that if pq ~= ps, then qr ~= st. do you agree with the student’s conclusion? why or why not?