word problem?

In a random survey, 8 out of 18 students Would rather go to an amusement park than to the zoo. In a group of 225 students, how many students can you expect to prefer the amusement park?

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  1. Do you divide?

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  2. Reiny can you help me?

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  3. Mrs. Sue

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  4. 8/18 = x/225

    Cross multiply and solve for x.

  5. prob(going to amusement park) = 8/18 = 4/9

    so number of the 225 who would go
    = (4/9)(225) = 100

    notice Ms Sue's equation will yield the same answer.

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    posted by Reiny

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