Emily and andy each go to a hardware store to buy wire. the table shows the relationship between the cost and the length of wire.
a. emily needs 24 feet of wire. how much will she spend on wire?
b. andy needs 13 yards of wire. how much will he spend on wire?
inches. cost
120. =. 4.80
135. =. 5.40
150. =. 6.00
175. = 7.00

What are the domain and range of f(x)=[1/5]x

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?