Airfare for the Greenwald's vacation costs $205.74 per person. If there are 4 family members going on vacation, how much are the airline tickets going to cost? A. $822.96

B. $51.44

C. $56.74

D. $800.86

If a • b*2 = 1.8 x 10*-7, and c•b/d = 7.2 x 10*-4, find the value of a•d*2/c*2

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′?

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?