photoshop

I want to be a high-Inkjet 3 meters wide background of the stage is 7 meters.Photoshop in the middle of the canvas is the number of pixels ah?
Trouble to help! Xie ~!
no points, handsome guy who is pretty busy beauty
help the boy to thank! !

high is 3 meters wide Miang 7 resolution to the 24 points enough.
also by 1:10 The proportion of the resolution to 72dpi.
Get the point!! / Html / Photo / Photoshop / 72dpi