31. The Jones and Smith families both attended a Nascar Race one Sunday afternoon. The Jones family spent $34.50 on 2 adult tickets and 3 children tickets. The Smith family
spend $42.75 on 3 adult tickets and 2 children tickets. If the King family wanted to
attended the race, how much would the spend for 2 adult tickets and 1 child's ticket?

PLS HELP ME IM DOING MY FINAL EXAM

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.