josephdakota
08.04.2021 •
Mathematics
Coach Ellis surveyed a sample of students about their favorite sport. The circle graph below shows
some of the percents to represent the results. 100 students chose football.
How many students chose swimming as their favorite sport?
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Ответ:
C. 120 students
Step-by-step explanation:
10 + 15 + 20 +30 = 75%
100 - 75 = 25%
25% chose football which is 100 students
30% chose swimming
setup proportion:
25/100 = 30/x
25x = 100(30)
25x = 3000
x = 120
Ответ: