Exer Light produces two types of exercise treadmills: regular and deluxe. The exercise craze is such that Exer Light could use all its available machine hours to produce either model. The two models are processed through the same production departments. Data for both models are as follows: (Click the icon to view the data.) Read the requirements Requirement 1. What is the constraint? Exer Light's constraint is Data table Requirements 1. What is the constraint? 2. Which model should Exer Light produce? (Hint: Use the allocation of fixed manufacturing overhead to determine the proportion of machine hours used by each product.) 3. If Exer Light should produce both models, compute the mix that will maximize operating income