1.

The acceleration of a car that speeds up from 12 meters per second to 30 meters per second in 15 seconds is

A.  \[\text{2}.\text{4 m}/{{\text{s}}^{\text{2}}}\]                  
B.  \[\text{1}.\text{2 m}/{{\text{s}}^{\text{2}}}\]
C.  \[\text{2 m}/{{\text{s}}^{\text{2}}}\]                    
D.  \[\text{5}.\text{2 m}/{{\text{s}}^{\text{2}}}\]
Answer» C.  \[\text{2 m}/{{\text{s}}^{\text{2}}}\]                    


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