Mathematics, 18.07.2019 02:00, hibah2004
The difference of a number and twice another number is 12. the sum of the two numbers is -27. what are the two numbers?
Answers: 1
Mathematics, 21.06.2019 18:30, JvGaming2001
School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?
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Mathematics, 21.06.2019 21:50, zymikaa00
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 23:30, QuestionAsker4356
Hundred and tens tables to make 430 in five different ways
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The difference of a number and twice another number is 12. the sum of the two numbers is -27. what a...
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