Mathematics, 15.10.2019 21:30 voidnyaah

Three teachers surveyed their students to find out how many of them played sports. which 2 surveys show a proportional relationship?
a. a survey of 150 student showed that 40 of them play a sport.
b. a survey of 225 students showed that 60 students play sports.
c. a survey of 175 students showed that 50 students play sports.

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