Task: Question Answering
Input (English): Problem: one 100 gallons of fuel are purchased at $ 0.70 per gallon . the fuel is consumed at a rate of $ 0.40 worth of fuel per hour . at this rate , how many hours are required to consume the 100 gallons of fuel ? 
Options: a ) 150 , b ) 175 , c ) 200 , d ) 225 , e ) 250
Output (English): b