Fresh Market opens $300$ days a year. The usage of cash register tape is on average about $4$ rolls daily $($daily demand$).$ Fresh Market pays a flat fee $$30$ to place an order of cash register tape. It takes $4$ days to receive the order. It costs $$1\mathrm{.}2$ if a roll of cash register tape is held in the inventory system for a year.

What should the re$-$order point inventory level of cash register tape be$?$

Input should be an exact number $($for example, $5$ or $10).$