The total cost of the bagels will depend on the number of bagels purchased. If Ayden buys one bagel, the total cost will be $2.00. If Ayden buys two bagels, the total cost will be $4.00. The total cost increases by $2.00 for each additional bagel purchased. So, if Ayden buys three bagels, the total cost will be $6.00. If Ayden buys four bagels, the total cost will be $8.00. In general, the total cost of the bagels will be equal to the number of bagels purchased multiplied by $2.00.