2. Given the following information: # of records to be stored Size of each record Block size Density per track 300,000 records 150 bytes 20 logical records 20,000 bytes a. How many blocks are needed to store all of the records? (2 pt.]) 300,000/ 20 15,000 b. What is the size of a block in bytes? (2 pt.) 20*150-3,000 c. How many blocks are there per track (whole number only)? (2 pt.) d. How many tracks are needed to store the entire file? (2 pt.)