The graph of the function RX) is shown. y
4-
2-
2
2
4
2
Which graph represents the function 2x)?

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?

Bc and bd are opposite rays. all of the following are true except a)a,b,c,d are collinear b)a,b,c,d are coplanar c)bc=bd d)b is between c and d

Atourist boat is used for sightseeing in a nearby river. the boat travels 2.4 miles downstream and in the same amount of time, it travels 1.8 miles upstream. if the boat travels at an average speed of 21 miles per hour in the still water, find the current of the river.