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'.

Problem: a soft drink company had 6000 small and 15000 big bottles in storage . if 12 % of small 14 % of big bottles have been sold , then the total bottles remaining in storage is 
Options: a ) 15360 , b ) 16010 , c ) 18180 , d ) 14930 , e ) 16075
c

Problem: the average marks of 25 students in a class is 100 . but a student mark is wrongly noted as 60 instead of 10 then find the correct average marks ? 
Options: a ) a ) 78 , b ) b ) 82 , c ) c ) 98 , d ) d ) 91 , e ) e ) 85
c

Problem: what is the difference between the largest number and the least number written with the digits 7 , 3 , 1 , 4 ? 
Options: a ) 6084 , b ) 6184 , c ) 5084 , d ) 6048 , e ) 6049

a