On a spelling test, Lucy got 4 out of 5 correct. If Lucy got 20 questions correct, then how many quesitons did she
miss?

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

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.

Write the rational number in lowest terms 99/-15