Can someone answer these questions for me pls pls pls

Vehicle #1 skidded 50 ft before impact with a drag factor of 0.80, how far from impact was vehicle #1 when vehicle #2 first began to accelerate from being stopped?

Question #22 when you approach an intersection with a green traffic light, you should choose an a. approach at a speed that will allow you to stop if the light changes. b. be ready to speed up if the light turns yellow. c. always slow down by a few miles per hour, in case you need to stop.

If the light is green as you approach an intersection, you should: a. cover your brakes b. expect it to change soon c. speed up to enter the intersection