A good answer might be:

It looks like each grid division is 50 pixels, so the the grid lines are labeled that way (remember that Y=0 starts at the top.)

Here is the graphpaper graphic with the grid lines labeled:

This (less than awesome) picture was made using just rectangles, lines, and ovals. The Java Graphics object that is passed as a parameter to an applet has methods to draw each of these.

QUESTION 3:

Find each rectangle in the drawing, and estimate a value for its (X,Y) upper left corner, width, and height.