You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.

Example Input: Question: A certain car's price decreased by 2.5% (from the original price) each year from 1996 to 2002, during that time the owner of the car invested in a new carburetor and a new audio system for the car, which increased car's price by $2,000. If the price of the car in 1996 was $22,000, what is the car's price in 2002?

 Option A: $18,400

 Option B: $19,500

 Option C: $20,200

 Option D: $20,700

 Option E: $21,100
Example Output: Option D

Example Input: Question: The cross-section of a cannel is a trapezium in shape. If the cannel is 16 m wide at the top and 4 m wide at the bottom and the area of cross-section is 700 sq m, the depth of cannel is?

 Option A: 76

 Option B: 28

 Option C: 27

 Option D: 80

 Option E: 70
Example Output: Option E

Example Input: Question: A bike covers a certain distance at the speed of 64km/h in 8 hrs. If the bike was to cover the same distance in approximately 6 hrs, at what approximate speed should the bike travel?

 Option A: 80 km/h

 Option B: 85 km/h

 Option C: 90 km/h

 Option D: 75 km/h

 Option E: 70 km/h
Example Output:
Option B