Answer the following explaining in details.

Supermarket own-label products account for approximately 63% of the cheese market. but only 12% of the crisps market. Also, they account for 40% of the fresh ground coffee market but only 11% of the instant coffee market. Discuss possible reasons for these differences. [5]On age retirement between the ages of 60 and 65 a pension fund provides a pension of one eightieth of final pensionable salary for each year of scheme service. Final pensionable salary is defined as the average annual salary earned over the 36 months prior to retirement. Bob is now aged 40 exact and earned $35,000 over the last year. Assuming an interest rate of 4% pa and that all decrements and the salary scale follow the Pension Fund Tables of the Formulae and Tables for Examinations, what is the expected present value (to the nearest (100) of Bob's future pension? [2]