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: how many 3 - digit numbers are divisible by 6 in all ? 
Options: a ) 149 , b ) 150 , c ) 151 , d ) 166 , e ) none
b

Problem: the number 0.8 is how much greater than 1 / 8 ? 
Options: a ) ½ , b ) 27 / 40 , c ) 1 / 50 , d ) 1 / 500 , e ) 2 / 500
b

Problem: the sum of the present age of henry and jill is 48 . what is their present ages if 9 years ago henry was twice the age of jill ? 
Options: a ) and 27 , b ) and 24 , c ) and 22 , d ) and 29 , e ) of these

d