The table shows data from a survey asking people what type of writing instrument they like. What is the percent probability that a person likes blue​ pens? Black​ pens? Pencils? Estimate the number of people who would say they like pencils or black pens in a survey of 400 people. P(blue ​pens)=__​%
​(Round to the nearest tenth as​ needed.)
​P(black ​pens)=__​%
​(Round to the nearest tenth as​ needed.)
​P(pencils)=__​%
​(Round to the nearest tenth as​ needed.)
If 400 people were​ surveyed, about __ people would say they like pencils

The transitive property of equality states that: o if a = b, then bra o if a = b, then ac = bc o if a = b and b= c, then a = if a = b and c= c, then a + b = b + c

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

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.