Solve both correctly and fast. I will rate accordingly with multiple votes. This is my last attempt..please do it correctly.

D Question 21 1 pts The projection lens in a certain slide projector is a single thin lens. An object 23.3 mm high is to be projected so that it's image fills a screen 1,85 m high. The object-to-screen distance is 2.92 m. Determine the focal length, in mm, of the projection lens. D Question 22 1 pts The projection lens in a certain slide projector is a single thin lens. An object 23.3 mm high is to be projected so that its image fills a screen 1.85 m high. The object-to-screen distance is 2.92 m. How far from the slide, in mm, should the lens of the projector be placed to form the image on the screen