At maximum speed, an airplane travels 1680 miles against the wind in 5 hours.
Flying with the wind, the plane can
travel the same distance in 4 hours.
Let X be the maximum speed of a plane and Y be the speed of the wind. what is the speed of the plane with no wind?

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

Which statements regarding efg are true? check all that apply.

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit