If z varies directly as x and z=30 when x=8 fine z when x=4

The box plots show the average speeds, in miles per hour, for the race cars in two different races. which correctly describes the consistency of the speeds of the cars in the two races?

The product of sin 30 degrees and sin 60 degrees is same as the product of

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.