500
John has two 25 ft. x 25 ft. garden spaces in his backyard. He has a 5 foot wide border around the entire edge of this yard, as well as between the two garden spaces, so he can access his entire garden plot. First determine the dimensions of his yard, then the total area of his yard.
Dimensions: 35 ft. x 65 ft.
Area: 2,275 sq. ft.