Alright here is another one have fun

3/6 or 50%

Explanation:

Our chances of getting less than 3 on the dice is 2/6, and our chances of gettinf 4 is 1/6, so we add both probabilities to get P(4 or less than 3), which becomes 3/6. Simplify to 1/2 and convert to percentage to get 50%.

Total capacity of the water tank is 400 gallons

Rate of change in water level is 20 gallons per hour

Step-by-step explanation: