Mathematics, 10.11.2019 12:31 Nitziaruiz1
Asurvey was conducted among 400 students of age groups 7β12 years and 13β18 years to find their favorite music genre. the students had to select any one genre out of jazz, rock, and pop. out of the 200 students in the age group 7β12 years who participated in the survey, 142 liked rock or pop music. the total number of students of both age groups who liked jazz was 72.
using a two-way table, compute the total number of students in the age group 13β18 years who liked rock or pop music.
a. 122
b. 130
c. 142
d. 186
Answers: 2
Mathematics, 21.06.2019 17:30
Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil
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Mathematics, 21.06.2019 19:50
Examine the two-step equation. β 7 4 + x 4 = 2 which property of operations allows you to add the same constant term to both sides? amultiplication property of equality bdivision property of equality caddition property of equality dsubtraction property of equality
Answers: 2
Mathematics, 21.06.2019 22:40
Which of the following circles have their centers on the x-axis? check all that apply.
Answers: 1
Asurvey was conducted among 400 students of age groups 7β12 years and 13β18 years to find their favo...
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