Answer:
33.33 square yards
Step-by-step explanation:
Recall that 1 yd = 3ft.
(20 ft)(15 ft) = 300 ft^2
Converting this to square yards, we multiply the above result by
(1 yd)^2
------------
(3 ft)^2
obtaining
(300 ft^2) (1 yd)^2
-------------- * ------------- = 33.33 square yards
1 9 ft^ 2