There are 20 poles with a constant distance between each pole. A car takes 20 second to reach the 12th pole. How much will it take to reach the last pole.	Choose the correct choice from the following answers
A) 34.4543  B) 34.5455  C) 34.45128  D) 34.51288  E) 34.41222
Assuming the car starts at the first pole.   To reach the 12th pole, the car need to travel 11 poles (the first pole doesn't count, as the car is already there).   11 poles 20 seconds   1 pole (20/11) seconds   To reach the last (20th) pole, the car needs to travel 19 poles.   19 pole 19 x (20/11) seconds   = 34.5455 seconds   Answer:34.5455
<result>B</result>
There are 20 poles with a constant distance between each pole. A car takes 20 second to reach the 12th pole. How much will it take to reach the last pole.