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Answers by Balpha

Answers by Balpha
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The scores of 1000 students on a standardized test are normally distributed with a mean of 50 and a standard deviation of 5. what is the expected number of students who had scores greater than 60
answered Nov 16, 2018
1 vote
86.1k views
An arc with a length of 12 cm lies on a circle with a diameter of 9cm What is the length of the arc in radians? A. About 1.3 radians B. About 1.9 radians C. About 2.2 radians D. About 2.7 radians
answered Oct 2, 2018
6 votes
136k views
Aldana and Peter help me to move. A) Aldana y Peter yo ayudan a mudarme. B) Aldana y Peter me ayudan a mudarme. C) Aldana y Peter ayudan me a mudarme. D) Aldana y Peter ayudan yo a mudar.
answered Sep 13, 2018
5 votes
162k views
Photo above. Please help I'm confused
answered Jul 9, 2018
3 votes
113k views
Energy expended on physical activity such as work, exercise, and all daily movement accounts for _____% of total energy expenditure. a. less than 10 b. 15 to 30 c. 35 to 50 d. 50 to 65 Please help!!!
answered Apr 30, 2018
2 votes
205k views
A 14-year-old experiencing difficulty breathing is sent for a radiograph. the nurse knows that difficulty breathing may be indicative of:
answered Feb 19, 2018
5 votes
130k views
A weakness of congress under the articles of confederation was that it could not
answered Feb 16, 2018
4 votes
139k views
How many days were in febuware 1952
answered Dec 9, 2017
4 votes
9.5k views
Measuring which physical property is most likely to produce the most precise results when trying to identify a substance? luster hardness density viscosity
answered Aug 28, 2017
4 votes
48.3k views
Which of the following does not accurately describe movement within plants? a. Transpiration is the only force that drives water movement within a plant.B. Changes in the concentration of nutrients affect
answered May 8, 2017
3 votes
38.4k views
Which civilization produced the work of art shown here? A. Mesopotamia B. China C. Indus Valley D. Egypt
answered Nov 9, 2016
0 votes
144k views
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