Susan is looking into a new cell phone carrier. she researches her options and finds the two companies which off the best reception in her neighborhood offer very different monthly plans. write a function rule which represents each company’s monthly fees. a) company a offers unlimited minutes and texts for a flat fee of $50 per month and charges $1.50 for each gb of data used per month. b) company b offers unlimited minutes and texts for a flat fee of $35 per month and charges $5.00 for each gb of data used per month.

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.

Kevin's bank offered him a 4.5% interest rate for his mortgage. if he purchases 3 points, what will be his new rate?

What is the value of x? enter your answer in the box.