Mathematics, 09.10.2021 01:30 realneggalloyd
WEATHER You can approximate the distance to a lightning strike by counting the seconds between the flash of lightning and the sound of thunder. This table shows the relationship between time and distance.
Time (t) 5 10 15
Distance (d) 1 2 3
Which equation shows the relationship between the time, t, in seconds and the distance, d, in miles?
Multiple choice question.
cross out
A)
d=t+4
cross out
B)
d=15t
cross out
C)
d=t – 4
cross out
D)
d=5t
Answers: 2
Mathematics, 21.06.2019 15:50, uehlingt39
Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20
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The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score
Answers: 1
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Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.
Answers: 2
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