For an electronic book retailer, the relationship between the price (p) of a book and the total number of words (w) in the book can be modeled by the equation w = 12,500p +
250. What does this equation indicate about books that are priced at $5.00?
A. They tend to have 12,500 more words than books that are priced at $4.00.
B. They tend to have 12,500 more words than books that are priced at $2.50
C. They tend to have 250 more words than books that are priced at $4.00.
D
They tend to have 250 more words than books that are offered for free.

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

Choose the more precise measurement. 26.4 cm or 8.39 cm