A shop in the mall is 7 yards by 12 yards. How much would it cost to recarpet the shop with carpet that costs $5.00 per square yard?
The total area of the shop is 7 yards x 12 yards = 84 square yards.
To recarpet the shop, it would cost 84 square yards x $5.00 per square yard = $420.00. Answer: \boxed{420}.