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: how many positive integers less than 100 have a remainder of 6 when divided by 13 ?
Options: a ) 2 , b ) 7 , c ) 6 , d ) 9 , e ) 10
[A]: c

[Q]: Problem: the average of 10 consecutive odd numbers is 22 . what is the sum of the first 3 numbers ?
Options: a ) 13 , b ) 45 , c ) 17 , d ) 220 , e ) 90
[A]: b

[Q]: Problem: the average of 10 numbers is calculated as 15 . it is discovered later on that while calculating the average one number , namely 36 was wrongly read as 26 . the correct average is :
Options: a ) 12.4 , b ) 14 , c ) 16 , d ) 18.6 , e ) none of these
[A]:
c