Help me with this problem please thank you

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.

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²