Mathematics, 27.07.2019 06:30 asims13
The weekly salaries of teachers in one state are normally distributed with a mean of $490 and a standard deviation of $45. what is the probability that a randomly selected teacher earns more than $525 a week? your answer should be a decimal rounded to the fourth decimal place.
Answers: 1
Mathematics, 21.06.2019 15:30
Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next
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Mathematics, 21.06.2019 17:30
What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?
Answers: 2
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