Find exact volume of a sphere with a radius of 10in

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.

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

What are the greatest common factor of 75 and 30