Can anybody help me with this ASAP I will give brainelist

How do i get the answer for 2/3 * 10/3

Aparking lot is to be 400 feet wide and 370 feet deep. how many standard-sized cars fit in this lot considering a double-loaded (w4) two way traffic set up, an angle of 90° and a sw of 9’ 0’’? (do not consider handicapped parking spaces, and consider 15’ for turning aisles). show your work.

Solve the equation -9p - 17 =10 a -3 b. 16 c. 18 d -16