If a jar contains 4 red marbles, 6 blue marbles, 3 yellow marbles, and 7 green marbles, what is the probability that a randomly selected marble is red or yellow?

1. what is the formula for finding the vertical distance between two points on a coordinate plane?

Find the vertex of the function given below y=x^2-6x+1

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.