Based on the following data, you need to calculate the approximate cost of recovery of the system operation per year: The cost of a new hard drive is $300; The chance of a hard drive failure is 1/3; The recovery specialist earns $10/hour; Restore the OS and software to the new hard disk - 10 hours; Restore the database from the last backup to the new hard disk - 4 hours; Assume the EF = 1 (100%)