A printing service charges a set up fee of 11.75 for each order and 20 cents more for each copy. The total cost, C (in dollars), for an order of x copies is given by the following function

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent