6 students in a class (U) were asked if they ran (R) or cycled (C) during the midterm break - Junior Cycle Mathematics - Question 5 - 2022
Question 5
6 students in a class (U) were asked if they ran (R) or cycled (C) during the midterm break. The Venn diagram shows their responses.
(a) Name one student who ran du... show full transcript
Worked Solution & Example Answer:6 students in a class (U) were asked if they ran (R) or cycled (C) during the midterm break - Junior Cycle Mathematics - Question 5 - 2022
Step 1
Name one student who ran during the midterm break.
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Answer
Jerome, Marcella, Tim, or Denise could be mentioned as students who ran.
Step 2
Explain what the following statement means, in terms of the students in the class: # C = 3
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Answer
This means that there are three students who cycled during the midterm break.
Step 3
Name one student who is in the region R ∩ C in the Venn diagram.
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Answer
Tim or Denise would be students located in the intersection of the regions for running and cycling.
Step 4
One student is picked at random from the six students in the Venn diagram. Write down the probability that this student ran during the midterm break.
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Answer
The probability is ( \frac{4}{6} = \frac{2}{3} ).
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