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

[Q]: Problem: what least no . must be subtracted from 50248 so that remaining no . is divisible by 20 ? 
Options: a ) 3 , b ) 2 , c ) 4 , d ) 8 , e ) 6
[A]: d


[Q]: Problem: a car traveled 80 % of the way from town x to town y at an average speed of 80 mph . the car traveled at an average speed of v mph for the remaining part of the trip . the average speed for the entire trip was 50 mph . what is v in mph ? 
Options: a ) 25 , b ) 35 , c ) 45 , d ) 55 , e ) 20
[A]: e


[Q]: Problem: list k consists of 10 consecutive integers . if - 4 is the least integer in list k , what is the range of the positive integers in list k ? 
Options: a ) 5 , b ) 6 , c ) 7 , d ) 11 , e ) 4
[A]:
e