Respuesta :

KYIP
The answer is 4.77 euro. 
First I found out what the cost of one pen was.
I did: 6.36/12 pens
The answer was: 0.53
Then I did 0.53 times 9
And I got the answer.
Can you please tell me how to add a picture to a question though?

RELAXING NOICE
Relax