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: how many two - digit numbers yield a remainder of 1 when divided by both 6 and 15 ? 
Options: a ) 0 , b ) 1 , c ) 2 , d ) 3 , e ) 4
answer:
c


question:
Problem: if a ' s salary is 20 % less than b ' s salary , by how much percent is b ' s salary more than a ' s ? 
Options: a ) 5 % , b ) 10 % , c ) 15 % , d ) 25 % , e ) none
answer:
d


question:
Problem: when positive integer n is divided by positive integer j , the remainder is 14 . if n / j = 213.28 , what is value of j ? 
Options: a ) 30 , b ) 35 , c ) 40 , d ) 50 , e ) 60
answer:

d