A small class has 9 students, 6 of whom are girls and 3 of whom are boys. The teacher is going to choose two of the students at
random. What is the probability that the first student chosen will be a boy and the second will be a girl? Write your answer as a
fraction in simplest form.

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

The function models the number of accidents per 50 million miles driven as a function

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?