82% of companies shop their products by truck. 47% of companies ship their product by rail 40% of companies shop by truck and rail. What is the probability that a company shops by truck or rail

The card shoppe needs to maintain 21 percent of its sales in net working capital. currently, the store is considering a four-year project that will increase sales from its current level of $349,000 to $408,000 the first year and to $414,000 a year for the following three years of the project. what amount should be included in the project analysis for net working capital in year 4 of the project?