1. Ma Maids cleans a home for $85. Their work standard for such a job is $8.00 for labor and $4.00 for cleaning supplies. Since they use the customer's electricity, there are no other inputs in to the cleaning process. What is their labor productivity?

2. What is the maximum amount you would be willing to invest if you wanted a 9.5% return. Assuming that the initial investment of 5000 ending of the first year. Where you receive payments in the second year of 500. In year 3 you receive 450, No payment year 4. Final payment in year 5 of 6500. Disregard taxes.