Mathematics, 10.11.2020 23:50 poreally1446
Andrew's math teacher entered the 7th-grade students in a math competition. There was an enrollment fee of $30 and also an $11 charge for each packet of 10 tests. The total cost was $151. How many tests were purchased?
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Mathematics, 21.06.2019 13:00
Find the total area for the regular pyramid ( follow the answer set up in the picture)
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Mathematics, 21.06.2019 16:30
An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.
Answers: 2
Mathematics, 21.06.2019 17:30
Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.
Answers: 1
Mathematics, 21.06.2019 18:00
Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need
Answers: 2
Andrew's math teacher entered the 7th-grade students in a math competition. There was an enrollment...
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