In this task, you need to provide the correct option for a given problem from the provided options.

[EX Q]: Problem: how many factors of 270 are odd numbers greater than 1 ? 
Options: a ) 3 , b ) 4 , c ) 5 , d ) 6 , e ) 9
[EX A]: e

[EX Q]: Problem: in a group of people , if 30 people were made to stand in each column , 16 columns could be formed . if 12 people were made to stand in a column , how many columns could be formed ? 
Options: a ) 20 , b ) 30 , c ) 40 , d ) 50 , e ) 60
[EX A]: c

[EX Q]: Problem: a bag contains 5 red , 6 blue and 2 green balls . if 2 ballsare picked at random , what is the probability that both are red ? 
Options: a ) 1 / 13 , b ) 2 / 23 , c ) 5 / 39 , d ) 4 / 27 , e ) 3 / 23
[EX A]:
c