instruction:
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'.
question:
Problem: which number need to add to 7844213 to get a number exactly divisible by 549 ? 
Options: a ) 418 , b ) 148 , c ) 448 , d ) 248 , e ) 348
answer:
c


question:
Problem: a cyclist rides a bicycle 7 km at an average speed of 10 km / hr and again travels 10 km at an average speed of 7 km / hr . what is the average speed for the entire trip ? 
Options: a ) 7.59 , b ) 7.79 , c ) 7.99 , d ) 8.19 , e ) 8.39
answer:
c


question:
Problem: the average of temperatures at noontime from monday to friday is 40 ; the lowest one is 30 , what is the possible maximum range of the temperatures ? 
Options: a ) 20 , b ) 25 , c ) 50 , d ) 45 , e ) 75
answer:

c