Consider two perfectly negatively correlated risky securities A and B. A has an expected rate of return of 10% and a standard deviation of 16%. B has an expected rate of return of 8% and a standard deviation of 12%. Required:
a. What are the weights of A and B in the global minimum variance portfolio respectively?
b. What is the rate of return on the risk-free portfolio that can be formed with the two securities ?

About time delivery co. incurred the following costs related to trucks and vans used in operating its delivery service: classify each of the costs as a capital expenditure or a revenue expenditure. 1. changed the oil and greased the joints of all the trucks and vans. 2. changed the radiator fluid on a truck that had been in service for the past four years. 3. installed a hydraulic lift to a van. 4. installed security systems on four of the newer trucks. 5. overhaul the engine on one of the trucks purchased three years ago. 6. rebuilt the transmission on one of the vans that had been driven 40,000 miles. the van was no longer under warranty. 7. removed a two-way radio from one of the trucks and installed a new radio with a greater range of communication. 8. repaired a flat tire on one of the vans. 9. replaced a truck's suspension system with a new suspension system that allows for the delivery of heavier loads. 10. tinted the back and side windows of one of the vans to discourage theft of contents.

Acompany has $80,000 in outstanding accounts receivable and it uses the allowance method to account for uncollectible accounts. experience suggests that 6% of outstanding receivables are uncollectible. the current credit balance (before adjustments) in the allowance for doubtful accounts is $1,200. the journal entry to record the adjustment to the allowance account includes a debit to bad debts expense for $4,800. true or false

The cost of direct labor used in production is recorded as a? a. credit to work-in-process inventory account. b. credit to wages payable. c. credit to manufacturing overhead account. d. credit to wages expense.