Just divide -30 m/s (the change in velocity) by 12 seconds (the time required for the car to come to a stop):
-30 m/s
----------- = - 2,5 m / (sec)^2 (answer)
12 sec
B- the atmosphere 30,000 years ago was different than our atmosphere today
250 books in total. 15 times 10, plus the 100 on the shelves.
Answer:
she was left with 28$ I'm in high school i think I'm right
Step-by-step explanation: