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: pradeep has to obtain 20 % of the total marks to pass . he got 160 marks and failed by 25 marks . the maximum marks are 
Options: a ) 1925 , b ) 600 , c ) 925 , d ) 1325 , e ) 900
c

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
c

Problem: sam wrote 7 letters on tuesday and 3 letters on wednesday . how many letters did he write on average per day ? 
Options: a ) 10 , b ) 4 , c ) 21 , d ) 3 , e ) 5

e