Task: Question Answering
Input (English): Problem: the average speed of a car is 1 4 / 5 times the avg speed of a bike . a tractor covers 575 km in 23 hrs . how much distance will the car cover in 4 hrs if the speed of the bike is twice speed of the tractor ? 
Options: a ) 300 km , b ) 320 km , c ) 360 km , d ) 390 km , e ) 400 km
Output (English): c