In the worksheet of spreadsheet software shown below, rows 1 through 4 are sorted in ascending order by using the last (or low order) two digits of each numeric value in column A. When the numeric values of column B that are calculated from those those of column A are used as sort keys, which of the following is the appropriate calculation result to be entered into column B?
which of the following is an appropriate purpose of appending a check digit to a customer code
To check the customer code for input errors