In this task, you need to answer the given multiple-choice question on the physics. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

[EX Q]: Problem: a certain car uses 12 gallons of gasoline in traveling 180 miles . in order for the car to travel the same distance using 10 gallons of gasoline , by how many miles per gallon must the car ' s gas mileage be increased ?
Options: a ) 2 , b ) 3 , c ) 6 , d ) 8 , e ) 10
[EX A]: b

[EX Q]: Problem: a company produces 72000 bottles of water everyday . if a case can hold 10 bottles of water . how many cases are required by the company to hold its one day production
Options: a ) 2000 , b ) 4500 , c ) 5000 , d ) 7200 , e ) 9000
[EX A]: d

[EX Q]: Problem: the l . c . m of two numbers is 2310 and their h . c . f is 30 . if one number is 385 the other is
Options: a ) 180 , b ) 300 , c ) 270 , d ) 250 , e ) 350
[EX A]:
a