Which of the following statements is (are) true?
i. if labor and capital are perfect substitutes in production, the isoquant is a straight, downward-sloping line.
ii. if a company needs to use inputs in fixed proportion such that the capital to labor ratio is always 2, the firm's isoquants are l-shaped.
iii. if the production function is given by q = min(14, 7), the firm can produce, at minimum, 21 units of output.

a. iii
b. i and ii
c. i
d. i, ii, and iii

Which of the following best describes a fractional reserve banking system? a. a banking system in which a large portion of the bank's assets are digital money rather than bills and coins. b. a banking system in which banks keep a portion of deposits on hand to satisfy their customer's demands for withdrawals. c. a banking system in which banks have only partial control over the interest rates they charge on loans. d. a banking system in which net worth is calculated by subtracting a fraction of liabilities from assets. 2b2t

Xie company identified the following activities, costs, and activity drivers for 2017. the company manufactures two types of go-karts: deluxe and basic. activity expected costs expected activity handling materials $ 625,000 100,000 parts inspecting product 900,000 1,500 batches processing purchase orders 105,000 700 orders paying suppliers 175,000 500 invoices insuring the factory 300,000 40,000 square feet designing packaging 75,000 2 models required: 1. compute a single plantwide overhead rate, assuming that the company assigns overhead based on 125,000 budgeted direct labor hours. 2. in january 2017, the deluxe model required 2,500 direct labor hours and the basic model required 6,000 direct labor hours. assign overhead costs to each model using the single plantwide overhead rate.

What is the state tax rate for a resident of arizona whose annual taxable income is $18,000?