Leon created a scale drawing of the school library in her art class. In the drawing the length of library is 13 inches. The length of actual library is 78 feet. Which scale Leon used to create the scale drawing of school library?

Answer this question only if you know the 30 points and

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.