Data Structures :: Searching & Sorting - Discussion

A newspaper route has recently been computerized. Information about each of the 100 customers is stored in individual records containing first name, last name, and payment due. In writing a computer program to process the customer records, the programmer is uncertain whether to add a procedure to sort the records.If the records are first sorted, what will be the maximum number of comparisons needed with a binary search to find a
particular customer's record? ?