A body moves from point A (2,1) to point B (7,13) to point C (15,19). What is the average speed of the body along the given path if the total time taken is 20 s?
A. 1.15 units/s
B. 11.5 units/s
C. 115 units/s
D. 0.0115 units/s
Answer:A
A body moves from point A (2,1) to point B (7,13) to point C (15,19). What is the average speed of the body along the given path if the total time taken is 20 s?
A. 1.15 units/s B. 11.5 units/s C. 115 units/s D. 0.0115 units/s