show your work

= For a fully continuous insurance of 1000, you are given: (i) x = 0.515 2x = 0.305 (iii) 8 = 0.05 (iv) The contract premium is 60. (ii) x a Let a be the probability that the loss at issue on a collection of these insurance is greater than zero. Using the normal approximation, calculate the minimum number of policies that must be sold so that a