Answer :
Since the total amount is $307.32 and the tax or tip rate is 20%, we can consider the following equation to find the original amount:
[tex]O\cdot1.2=307.32.[/tex]Dividing by 1.2 on both sides gives us:
[tex]O=\frac{307.32}{1.2}=256.10,[/tex]so the original price was $256.10.