Question

on Saturday Jeff used 2 quarts 1 cup of water from a full gallon to replace a water that leaked from his fish tank on Sunday he used 3 pints of water from the same gallon how much water was left in the gallon after Sunday

Answer 1

First day, we break up the gallon into 4 quarts. So now we have 2 quarts 3 pints 1 cup.
After the second day, we end with 2 quarts 1 cup!