12. Sarah is setting aside money each week to pay for guitar lessons. What is Sarah doing? (Choose all that apply.) A. Saving
I B. Earning interest
O C. Being in debt
D. Budgeting

It is week 1 and there are currently 20 as in stock. we need 300 as at the start of week 5. if there are scheduled receipts planned for week 3 and week 4 of 120 as each and a has a lead time of 1 week, when and how large of an order should be placed to meet the requirement of 300 as?

Anew 2-lane road is needed in a part of town that is growing. at some point the road will need 4 lanes to handle the anticipated traffic. if the city's optimistic estimate of growth is used, the expansion will be needed in 4 years and has a probability of happening of 40%. for the most likely and pessimistic estimates, the expansion will be needed in 8 and 15 years respectively. the probability of the pessimistic estimate happening is 20%. the expansion will cost $ 4.2 million and the interest rate is 8%. what is the expected pw the expansion will cost?

Amanager of a store that sells and installs spas wants to prepare a forecast for january and june of next year. her forecasts are a combination of trend and seasonality. she uses the following equation to estimate the trend component of monthly demand: ft = 30+5t, where t = 1 in january of this year. seasonal relatives are 0.60 for january and 1.50 for june. what demands should she predict for january and june of next year