how would i get the answer to this problem-$1.60 for 8 rolls?

I think you are asking how much it would be for 1 roll.

If it is $1.60 for 8 rolls, you need to divide this my 8 to get the price for 1 roll.

5y6y67

I apologize, but the input you provided is not a valid question or problem. Could you please clarify or rephrase your question?