If a U. S. multinational firm borrows euros for one year at 8% interest, and during the year the euro appreciates by 7% relative to the dollar, the approximate before-tax cost of this debt in dollar terms is Group of answer choices 15% 7% 1% 8%

Asupermarket has been experiencing long lines during peak periods of the day. the problem is noticeably worse on certain days of the week, and the peak periods are sometimes different according to the day of the week. there are usually enough workers on the job to open all cash registers. the problem is knowing when to call some of the workers stocking shelves up to the front to work the checkout counters. how might decision models the supermarket? what data would be needed to develop these models?