How do i solve? (using logs)

The parking lot of a store has the shape shown. all angles are right angles. what is the area of the parking lot?

Alicense plate is to consist of 44 digits followed by 55 uppercase letters. determine the number of different license plates possible if the first and second digits must be? odd, and repetition is not permitted.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15