Answer:

Step-by-step explanation:
Hi,
We know that
P(A or B)=P(A)+P(B)-P(A and B)
so P(B)= P(A or B) - P(A) + P(A and B)
so
P(B) = 0.5 - 0.4 + 0.2 = 0.3
thanks
This expression is equivalent (9+3)4
The sale price would be 18 dollars. Hope this helps you!
Answer:
16 meters
Step-by-step explanation:
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