There is a water tank behind a school. The school uses 4 9/10 gallons from the tank. There are more than 11 4/5 gallons left in the tank. Estimate the number of gallons in the tank before the school used the 4 9/10 gallons, and then find the exact solutions. Which of the following is the best estimate for how many gallons were in the​ tank? Select the correct choice below and fill in the answer box to complete your choice. A. There were approximately nothing gallons in the water tank. B. There were less than nothing gallons in the water tank. C. There were more than nothing gallons in the water tank.