prices are per 1000 so 100,000/1000 = 100
35 yo smoker pays 9.36 per 1000 so 9.36*100 = 936 per year
35 yo non smoker pays 7.85 per 1000 so 7.85*100 = 785 per year
936 -785 = 151
answer is A $151
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