The table shows the relationship among the points for markers in a game. How many purple markers are equal to a green marker?

A 50
B 75
C 150
D 750

Which of the following expressions is equal to 2x^2+8

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

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.