Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to know how many fish you can place in a fish tank [title] Measure your tank. [step] The standard measurement is liters. You should be able to figure out how big your tank is when you initially purchase it.

Ending1: You should have input of weight of 20 pounds and 2 liters per tank. [title] Select a tank water that is not too cold. Ending2: Your tank should be at least 10 percent water/20 percent fish. [substeps] A 10 percent fish tank includes your tank in half an inch (about. Ending3: Unless you are considering adding more than a few species, add at least two. [substeps] Use a piece of wood to mark the circumference of your tank. Ending4: But if you don't know (or don't remember) the size, you can figure it out on your own mathematically. [substeps] To find out how many liters your tank is measure the length, width, and height of the tank in centimeters and multiply them together, then divide by 1000.

Answer format: ending1/ending2/ending3/ending4