Auto companies frequently test the safety of automobiles by putting them through crash tests to observe the integrity of the
passenger compartment. If a 1500 kg car is sent toward a cement wall with a speed of 12 m/s and the impact brings it to a stop in
0.09 s. What is the average force needed to bring it to rest?
a. 160, 000N
b. 200,000N
c. 1620N
d. 5x10-6N

Type the correct answer in each box. use numerals instead of words. the average number of subscribers to an online magazine each year from 2010 to 2015 is given in the table below. the average number of subscribers to the online magazine in 2010 was the percent increase in the average number of subscribers in 2011 to the average number of subscribers in 2012 was %. the maximum average number of subscribers to the online magazine in the years shown was