40 is what percent of 200? * 5 points 20% 25% 15% 30%

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∣∣

What does the relationship between the mean and median reveal about the shape of the data

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?