The number of students attending the seventh-grade class trip is 4 times the number of teachers attending. What is the ratio of teachers to students attending the class trip?

Given: △abc, ab=15, bd=9 ad ⊥ bc , m∠c=30°. find: the perimeter of the triangle.

How do the graphs of y = 1/x and y=5/x+6 compare?

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189