Exercise 1.3.53: Suppose that $10,000 is invested at 5.5% interest. Let A(t) be the amount in this account at time t years. a) Write the DE, IC and solution for this problem. b) How much is in the account after 5 years

Ashop owner uses a reorder point approach to restocking a certain raw material. lead time is six days. usage of the material during lead time is normally distributed with a mean of 42 pounds and a standard deviation of four pounds. when should the raw material be reordered if the acceptable risk of a stockout is 3 percent?