12
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Marty wants to paint a box.  He can choose to use either blue, green, yellow, or black paint.  Also, he can style the paint by painting with a brush, a roller, or a sponge.  How many different combinations of color and painting method can Marty choose?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
12
Marty wants to paint a box.  He can choose to use either blue, green, yellow, or black paint.  Also, he can style the paint by painting with a brush, a roller, or a sponge.  How many different combinations of color and painting method can Marty choose?
train