Answer:
b
Step-by-step explanation:
<span>angles A and C are vertical angles
hope it helps</span>
Ratio in the first sample = 250/1000 = 1/4 = 0.25
ratio in the second sample = 750/2000 = 0.375
hence ,<span> there is a greater proportion of smokers in the second city than in the first.
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hope this helps!!