Mathematics, 17.07.2019 23:30 Bleejones00
In the united states, the average public school teacher currently earns an annual salary near $55,202. reported national average salaries for the last six decades are listed below. year national average teachers’ salary 1960 $4,995 1970 $8,626 1980 $15,970 1990 $31,367 2000 $41,807 2010 $55,202 determine the average change per year in teachers’ salaries for the last fifty years. $836.78 $1,004.14 $50,207.00 $1,203.94
Answers: 1
Mathematics, 20.06.2019 18:04
For a school newspaper article, cienna conducted a survey to find out students’ favorite subjects. she polled all the students in mrs. lopez’s advanced dance class. why is her data likely to be skewed? honors dance students are more likely to enjoy dance than students in the general population, so dance may be overrepresented. cienna should have interviewed all the students in the school to get more accurate data. honors dance students are more likely to enjoy dance than students in the general population, so dance will be underrepresented. cienna should have interviewed only every other student in the class to avoid having too many people.
Answers: 3
Mathematics, 21.06.2019 15:10
If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.
Answers: 2
Mathematics, 21.06.2019 21:30
Find the unit rate for: 75% high-fiber chimp food to 25% high -protein chimp food.
Answers: 2
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