The start-up firm you founded is trying to save $10,000 in order to buy a parcel of land for a proposed small warehouse expansion. In order to do so, your finance manager is authorized to make deposits of $1250 per year into the company account that is paying 12% annual interest. The last deposit will be less than $1250 if less is needed to reach $10,000. How many years will it take to reach the $10,000 goal and, how large will the last deposit be?

"jake’s roof repair has provided the following data concerning its costs: fixed cost per month cost per repair-hour wages and salaries $ 20,900 $ 15.00 parts and supplies $ 7.70 equipment depreciation $ 2,800 $ 0.35 truck operating expenses $ 5,720 $ 1.60 rent $ 4,690 administrative expenses $ 3,850 $ 0.50 for example, wages and salaries should be $20,900 plus $15.00 per repair-hour. the company expected to work 2,600 repair-hours in may, but actually worked 2,500 repair-hours. the company expects its sales to be $47.00 per repair-hour. required: compute the company’s activity variances for may."