Alvin and Theodore race across a parking lot 337 cm long. Alvin travels at 18.67 cm/s and Theodore at 12 cm/s. When the Alvin crosses the finish line, how far behind is Theodore?

Asmall object with mass 0.200 kg swings back and forth on the lower end of a light rope that is 3.00 m long. the upper end of the rope is attached to the ceiling. as the object swings through its lowest position, where the rope is vertical, the speed of the object is 5.80 m/s. at this point in the motion, what is the tension in the rope? (use g = 9.80 m/s2.)