( K ) 3 / 4 256 . A health insurance policy covers visits to a doctor's office . Each visit costs 100 . The annual deductible on the policy is 350 . For a policy , the number of visits per year has the following probability distribution : Number of Visits O 1 2 4 5 Probability 0 . 60 | 0 . 15 0 . 10 | 0. 08 1 0. 04 0 . 02 | 0 . 01 A policy is selected at random from those where costs exceed the deductible . Calculate the probability that this policyholder had exactly five office visits . ( A ) 0. 050 0. 133 0 . 286 0. 333 0 . 429