Fixed cost is: Multiple Choice
usually zero in the short run.
the cost of producing one more unit of capital, for example, machinery.
any cost that does not change when the firm changes its output.
average cost multiplied by the firm's output.

When marietta chooses to only purchase a combination of goods that lie within her budget line, she: is decreasing utility. is maximizing utility. likely has negative savings. must reduce the quantity?

Read the following paragraph, and choose the best revision for one of its sentences.dr. blake is retiring at the end of the month. there will be an unoccupied office upon his departure, and it is big in size. because every other office is occupied, we should convert dr. blake’s office into a lounge. it is absolutely essential that this issue is discussed at the next staff meeting. (a) because every other office is occupied, it’s recommended that we should convert dr. blake’s office into a lounge. (b) because every other office is filled, we should convert dr. blake’s office into a lounge.

Find the zeros of the polynomial 5 x square + 12 x + 7 by factorization method and verify the relation between zeros and coefficient of the polynomials