Type the correct answer in each box. Use numerals Instead of words. Multiply the expressions.
3.2 + 21 - 21
-22 - 2 + 12
2:2 + 251 + 63
612 + 71 – 49
If a = 1, find the values of b, c, and d that make the given expression equivalent to the expression below.
ar +0
CD + d

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 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.