Mathematics, 29.05.2020 07:59 jose4197
Amy swims the 50-m backstroke. When in competition, her mean time is 39.7 seconds. And the standard deviation is 2.3 seconds. If she needs to swim faster than 37 seconds to earn a medal, what is the probability that she earns a medal? (Hint - use your normal distribution chart)
Answers: 2
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If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.
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Mathematics, 21.06.2019 16:00
Areal estate agent earns $32,000 a year plus $1,000 for each apartment he sells. write an equation that shows the relationship between the number of apartments abe sells,n, and the total amount he earns in a year,e. what is the total amount abe would earn from selling 10 apartments in one year
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John read the first 114 pages of a novel, which was 3 pages less than 1/3 of the novel. write an equation to determine the total number of pages (p)(p) in the novel.
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The interior angles formed by the side of a hexagon have measures of them up to 720ยฐ what is the measure of angle a
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Amy swims the 50-m backstroke. When in competition, her mean time is 39.7 seconds. And the standard...
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