instruction:
In this task, you need to provide the correct option for a given problem from the provided options.
question:
Problem: if 1 = 3 2 = 6 3 = 9 4 = 12 5 = 15 then 9 = ? hint : its a logic riddle not a mathematical riddle 
Options: a ) 1 , b ) 2 , c ) 3 , d ) 4 , e ) 5
answer:
c


question:
Problem: in township k , 1 / 5 of the housing units are equipped with cable television . if 1 / 10 of the housing units , including 1 / 3 of those that are equipped with cable television , are equipped with videocassette recorders , what fraction of the housing units have neither cable television nor videocassette recorders ? 
Options: a ) 23 / 30 , b ) 11 / 15 , c ) 7 / 10 , d ) 1 / 6 , e ) 2 / 15
answer:
a


question:
Problem: two 6 faced dice are thrown together . the probability that both show the same number on them is ? 
Options: a ) 1 / 6 , b ) 1 / 12 , c ) 1 / 18 , d ) 1 / 2 , e ) 1 / 4
answer:

a