Mariko needs about 17 wheelbarrows full of stone for her Japanese garden. Her wheelbarrow has vertical sides with the given shape and is 3 1/2 feet wide. How many cubic yards of stone should she order? (simplify your answer. Type an integer or a decimal rounded to the nearest tenth as needed.)

Mariko needs about 17 wheelbarrows full of stone for her Japanese garden Her wheelbarrow has vertical sides with the given shape and is 3 12 feet wide How many class=