Let a, b be numbers (b = 0). ab^-1

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

Akitchen is 12 ft. by 14 ft. with 10 ft. high walls. how much would it cost to put vinyl flooring in this room? $8.80 per ft

Benefit(s) from large economies of scale, in which the costs of goods decrease as output increases. natural monopolles perfect competition