What is P(draw a blue marble)?

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee