Students at Sugar land middle school were asked what their favorite sport was. The table below shows the results of the survey.
If you select a student at random, what is the probability that you were select a boy who chose a football as his favorite sport?
1 answer:
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We have an equation, then:
- x squared plus y squared:
- minus 2x plus 7y plus 1:
- equals zero:
We construct the equation:
Answer: