instruction:
In this task, you need to provide the correct option for a given problem from the provided options.
question:
Problem: if x and y are both odd prime numbers and x < y , how many distinct positive integer q factors does 2 xy have ? 
Options: a ) 3 , b ) 4 , c ) 6 , d ) 8 , e ) 12
answer:
d


question:
Problem: water consists of hydrogen and oxygen , and the approximate ratio , by mass , of hydrogen to oxygen is 2 : 16 . approximately how many grams of oxygen are there in 162 grams of water ? 
Options: a ) 16 , b ) 72 , c ) 112 , d ) 128 , e ) 144
answer:
e


question:
Problem: three numbers are in the ratio 1 : 4 : 6 and their h . c . f is 9 . the numbers are : 
Options: a ) 1 , 4,6 , b ) 12 , 24,36 , c ) 10 , 20 , 30 , d ) 12 , 24 , 36 , e ) 9 , 36,54 .
answer:

e