Question

two converging lenses placed L1=20 cm apart. the focal lengths are f1=10 cm and f2=20cm

1) where is the final image located for an object that L2=30cm infront of the first lens?

2)what is the total magnification of the lens system?


*diagram*

{Object}|--l2--|{lens1 = f1}|--L1--|{lens 2=f2}