A stopwatch is used to time the motion of a car. In the first 12 s, the car moves 50 meters. In the next 3 s, the car moves 5 m. What is the average velocity of the car?

An architect builds a model of a park in the shape of a rectangle. the model is 40.64 centimeters long and 66.04 centimeters wide. one inch equals 2.54 centimeters. use the ratio table to find the ratio of the length to the sum of the length and width in inches and in simplest form. length 40.64 width 66.04 a. 8: 21 b. 13: 21 c. 21: 13 d. 21: 8