The cost to rent a storage unit is different for two storage companies. Stack n’ Store charges $150 per month, plus a non refundable deposit of $175. Smart Storage charges $185 each month with no deposit. Complete the table showing the total cost for each company during the first six months and use it to answer the questions.

Lee plans to store clothes for four months. Which company offers the better deal?

After how many months is the total cost the same at both storage companies?