12000 \div 1000 = 12
using F=ma you can derive F/m=a and input the mass of the car and the force it was pushed with to get the acceleration
I choose B because it was mainly about how reading helps your brain.
Answer: Why do so many students use Brainly? What is the percentage of answers that are completely correct vs. guesses or just random absurd answers just to get points?
Explanation: I have actually done a bit of this. Thus far, it seems that about 60% of the answers I have checked are correct and have reasonable explanations.