Mathematics, 03.01.2020 04:31 corrineikerd
Before sending track and field athletes to the olympics, the u. s. holds a qualifying meet. the lower dot plot shows the times (in seconds) of the 888 sprinters who competed in the final of the women's 100100100-meter dash at the 201220122012 olympic games. the upper dot plot shows the times (in seconds) of the top 888 sprinters at the u. s. qualifying meet for that event. which pieces of information can be gathered from these dot plots? (remember that lower sprint times are faster.) choose all answers that apply: choose all answers that apply: (choice a) a the times in the olympic final were faster on average than the top 888 u. s. qualifier times. (choice b) b all of the times in the olympic final were faster than all of the top 888 u. s. qualifier times. (choice c) c the olympic final times varied noticeably more than the times of the top 888 u. s. qualifiers. (choice d) d none of the above
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Runners run around the school's football field. the cross country coach determines that the width of the field is seventy yards shorter than the length. part a write an expression that represents the perimeter of the football field. let x represent the length of the football field. include parentheses in your expression. next, write an equivalent expression that does not include parentheses. what property or properties did you use to simplify? explain. part b the cross country coach later determines that the length of the football field is 120 yards. all students must run five laps. using your answer from part a, determine the actual number of yards that each athlete must run in the tryouts. in order to make the team, students must complete the laps in 6 minutes. how quickly must they run each lap?
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Before sending track and field athletes to the olympics, the u. s. holds a qualifying meet. the lowe...
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