Question

a large container holds 5 gallons of water it begins leaking at a constant rate after 15 minutes the container has 2 gallons of water left. how many minutes will it take for the container to go from full to empty?

Answer 1

`\begin{gathered} In\text{ 15 minute discharge water is=5-2}=3\text{ gallon} \\ \text{1 gallon will discharge in }\Rightarrow(15)/(3)=5\text{ minute/ gallon} \\ so,\text{ 5 gallon of water will be empty in} \\ \Rightarrow5\text{ minute/gallon }*5\text{ gallon}=25\text{ minute} \end{gathered}`