1. Calculate the NSP and NLP for a 3 year term policy for a face amount of birr 1000 to be insured at the beginning of the year with an interest rate of 10%. The number of policyholders at the beginning of age 21 is 10,000. The expected number of persons dying at the end of age 21, 22 and 23 are respectively 16, 15 and 14. (pts)