Jess is runing around in a circular track, one lap every 40 seconds. cameron is also running at a constant speed around the same track but in the opposite direction. they meeet every 15 seconds. how many seconds does it take cameron to do one lap

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.

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

The graph below shows the line of best fit for data collected on the number of cell phones in cell phone cases sold at the local electronic store on four different days