Question: How to mop a floor.
Option 0: Dip the mop into the solution in the bucket, then wring the mop out until it is just damp. Using a damp mop go over the floor back and forth to pick up dirt. Rinse in water, squeeze out and repeat until finished. with floor.
Option 1: Dip the mop into the plain water in the bucket, then wring the mop out until it is just damp. Using a damp mop go over the floor back and forth to pick up dirt. Rinse in water, squeeze out and repeat until finished. with floor.
Answer: 0