Josh takes a load of dress shirts to the dry cleaners. The amount he pays for dry cleaning (f) is given by the equation , where s is the number of shirts. What is the constant of proportionality in terms of the cost per shirt?

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.)

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

In the diagram below,abc is congruent to dec what is the value of x