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solve number 20
traingle abc with c=90 slove for the missing part
Answers: 1
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Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?
Answers: 1
Mathematics, 21.06.2019 22:30
Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.
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Mathematics, 21.06.2019 22:30
Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.
Answers: 2
solve number 20
traingle abc with c=90 slove for the missing part
...
traingle abc with c=90 slove for the missing part
...
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