1.

When an object is dropped, the number of feet N that it falls is given by the formula N=1/2gt2 where t is the time in seconds from the time it was dropped and g is 32.2. If it takes 5 seconds for the object to reach the ground, how many feet does it fall during the last 2 seconds?

A. 257.6
B. 64.4
C. 96.6
D. 161.0
Answer» B. 64.4


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