Evaluate 7r- 15/8 when r=3 and s=5

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6

The table showed price paid per concert ticket on a popular online auction site. what was the average price paid per ticket