Find the product. (5/6)(5/8)(3/2)

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Rounded to the nearest tenth, what is the value of x