The floor plan of a ballroom is shown at right. The scale is 2 centimeters: 4 meters what is the length of the ballroom

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

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.