Acovered water tank is in the shape of a cylinder. the tank has a 28-inch diameter and a height of 66 inches. to the nearest square inch, what is the surface area of the water tank?

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

Negative 5 1/12 + negative 4 1/4 + 6 3/4

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?