Concrete can be purchased by the cubic yard. How much will it cost to pour a slab 18 feet by 18 feet by 6 inches for a patio if the concrete costs $42.00 per cubic yard? (1 point)

Question

Concrete can be purchased by the cubic yard. How much will it cost to pour a slab 18 feet by 18 feet by 6 inches for a patio if the concrete costs $42.00 per cubic yard?  (1 point)

campbell_st · Answer

easiest think to do is convert all the measurements to yards...

18ft = 6 yards

6 inch = 1/6 yard      ( 6 inches = 1/2 ft.... so 1/6 yard)

so the volume is

V = 6 x 6 x 1/6

then calculate the cost

hope this helps