Amachine tool wears over time and may fail. the failure time measured in months has density ft (t) = 2t/900 for 0 ≤ t ≤ 30 and 0 otherwise. if the tool fails it must be replaced immediately at a cost of $1200. if it is replaced prior to failure the cost is only $300. consider a replacement policy in which the tool is replaced after c months or when it fails. what is the value of c that minimizes cost per unit time.

In mexico, many garment or sewing shops found they could entice many young people to work for them if they offered clean, air conditioned work areas with high-quality locker rooms to clean up in after the work day. typically, traditional garment shops had to offer to get workers to apply for the hard, repetitive, and somewhat dangerous work. a. benchmark competitive wages b.compensating differentials c. monopoly wages d. wages based on human capital development of each employee

Consider 8.5 percent swiss franc/u.s. dollar dual-currency bonds that pay $666.67 at maturity per sf1,000 of par value. it sells at par. what is the implicit sf/$ exchange rate at maturity? will the investor be better or worse off at maturity if the actual sf/$ exchange rate is sf1.35/$1.00

Below are the steps in the measurement process of external transactions. arrange them from first (1) to last (6). event step post transactions to the general ledger. assess whether the transaction results in a debit or credit to account balances. use source documents to identify accounts affected by an external transaction. analyze the impact of the transaction on the accounting equation. prepare a trial balance. record the transaction in a journal using debits and credits.