What is the Total Magnification of the following 4 microscopes?

Microscope Number / Objective Lens / Ocular Lens / Total Magnification

1 / 25X / 5X / ?

2 / 15X / 10X / ?

3 / 20X / 10X / ?

4 / 40X / 5X / ?

Which two microscope above will have the same sized field of view?

If you were to view a slide with a certain density of microbes, with which microscope would you expect to observe them greatest number of microbes at any given instant?