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#5There are 357 students at Rydell MiddleSchool. The students were asked to choosetheir favorite class. Of the 21 students inHomeroom A, 8 students chose CSI as theirfavorite. Based on these results, how manyof the students in Rydell Middle Schoolwould you expect to choose CSI as theirfavorite class?

Answer :

We could write the following proportion and then solve for x:

Therefore, we could expect that 136 students chose CSI as their favorite class in Rydell Middle School.

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