Use the conditional probability formula, P(a|b) = P(a and b)/P(b)
Answer:
Step-by-step explanation:
Is A) median for town A is 30 which is less than for a town B, 40.
So increased weight = 92-80 = 12
so ℅ = 12×100/80 = 15
so his weight is increased by 15℅ !!
The answer is x = -2. The steps are in the image below.
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