Sam is filling up his new fish tank at a constant rate. After 4 minutes, the fish tank had 10 gallons of water in it. Part A: Write an equation to determine how many gallons the fish tank holds.

Part B: It takes Sam a total of 14 minutes to completely fill up the tank. How many gallons of water are in the tank?

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables