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A group of 24 students was polled as to ...

A group of 24 students was polled as to whether they enoy biology class, chemistry class, both , or neither The results are shown in the table below:

Given the above data, which of the following conclusions is true?

A

The ratio of those who enjoy biology class to those who enjoy chemistry class is `7:8`.

B

The ratio of those who enjoy chemistry class to those who don't enjoy chemistry class is `9:4`.

C

The ratio of those who enjoy biology class to those who don't enjoy chemistry class is `7:2`

D

The ratio of those who don't enjoy biology class to those who enjoy chemistry class is `5:9`.

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The correct Answer is:
D
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