i dont understand

Play Lifo Products is considering producing toy action figures and sandbox toys. The products require different speclalized machines, each costing $1 million Each machine has a five-year life and zero residual value. The two products have different paterns of prodicted net cash intlows [Click the icon to viow the data) Calculate the sandbox toy projects payback period. If the sandbox toy projoct had a residual value of 5175,000 would the payback period change? Explain and recalculate if necessary Does this investment pass Play Life's payback period screening rule? Calculate the sandbox toy project's payback period Play Life will consider making capital investments only it the payback period of the project is less than 3.5 years and the ARR exceeds 8%