In a second grade class containing 13 girls and 10 boys, 2 students are selected at random to give out the math papers. what is the probability that the second student chosen is a boy, given that the first one was a girl?

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250