Caden uses 8 ounces of sugar in a batch of cupcakes. How many batches of these cupcakes can he make with 4 pounds of sugar?

There are 16 ounces in 1 pound, so Caden has 4 x 16 = 64 ounces of sugar.

Therefore, Caden can make 64 / 8 = 8 batches of cupcakes with 4 pounds of sugar.