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The pie chart shows the results of an investigation into the tobacco-smoking habits of 20000 people in 2008 - Edexcel - GCSE Biology - Question 5 - 2017 - Paper 1
Question 5
The pie chart shows the results of an investigation into the tobacco-smoking habits of 20000 people in 2008. (a) (i) Calculate the number of individuals who were da... show full transcript
Worked Solution & Example Answer:The pie chart shows the results of an investigation into the tobacco-smoking habits of 20000 people in 2008 - Edexcel - GCSE Biology - Question 5 - 2017 - Paper 1
Step 1
Calculate the number of individuals who were daily smokers in 2008.
Answer
To find the number of daily smokers, we will use the percentage given in the pie chart. Since 17% of the total population were daily smokers:
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Calculate 17% of 20000:
ext{Number of daily smokers} = rac{17}{100} imes 20000 = 3400
Thus, the number of individuals who were daily smokers in 2008 is 3400.
Step 2
Suggest one reason why these people gave up smoking tobacco.
Answer
One reason why these people may have given up smoking tobacco could be increased awareness of the health risks associated with smoking. Campaigns and educational programs about the dangers of tobacco use can significantly impact individuals' decisions to quit.