A certain car increased its average speed by 5 miles per hour in each successive 5-minute interval after the first interval. If in the first 5-minute interval its average speed was 26 miles per hour, how many miles did the car travel in the third 5-minute interval?
Choose the correct choice from the following options.
A) 1.0
B) 1.5
C) 2.0
D) 2.5
E) 3.0
In the third time interval the average speed of the car was 22+5+5=36 miles per hour;   In 5 minutes (1/12 hour) at that speed car would travel   36*1/12= 
<gadget id="calculator">  36*1/12</gadget>
<output>3</output>
3 miles.   Answer: 3.0.
<result>E</result>
A certain car increased its average speed by 5 miles per hour in each successive 5-minute interval after the first interval. If in the first 5-minute interval its average speed was 26 miles per hour, how many miles did the car travel in the third 5-minute interval?