How much is 84 by 50 ft of concrete cost?

The cost of concrete can vary significantly based on location, the type of concrete, and current market prices. As a rough estimate, standard concrete typically ranges from $100 to $150 per cubic yard. For a slab that is 84 by 50 feet and 4 inches thick, you would need approximately 14 cubic yards of concrete. Therefore, the total cost could range from $1,400 to $2,100, excluding additional expenses like labor, delivery, and finishing.