idalidhernandez0926 idalidhernandez0926 28-01-2021 Biology contestada A car increases its speed along a straight road from 20.0 km/h to 50.0 km/h in a time of 5.0 s. What is the magnitude of the acceleration of the car? O A 3.0 (km/h)/s B. 6.0 (km/h)/s C. 7.0 (km/h)/ D. 10.0 (km/h/s