1) From right to left. The images look to the right, so that is where we start reading.

2) From left to right.

3) This is a ritual scene, with two actors facing each other. The text of each actor is written in the same direction as the actor is drawn. Thus the text of the person to the left (looking to the right) is read from right to left. The text of the person to the right (looking to the left) is read from left to right. The following image shows which text belongs to which actor.