Question

e
O GRYSTAL
5 The graph shows how the risk of dying from lung cancer is affected by the number of
cigarettes smoked per day.
X35
x30
x25
x20
Increased risk of dying from lung cancer
x15
x10
x5
xl
0
10 20 30 40
Cigarettes smoked per day​

Answer 1

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Answer 2

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