The value of y varies directly as x, and y =9 when x =3/2. write a direct variation equation that relates the two variables then find the value of x = 12

 ,  y = 72

Step-by-step explanation:

varies directly is:

 y = 72                          

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.