If $A \cap B = \varnothing$ , $P ( B ) = 0.3$ , and $P ( A \cup B ) = 0.3$ , then find $P ( A )$ .
A)0.35
B) 0.7
C) 0.2
D) 0.3
E) 0

Name: If $A \cap B = \varnothing$ , $P ( B ) = 0.3$ , and $P ( A \cup B ) = 0.3$ , then find $P ( A )$ . A)0.35 B) 0.7 C) 0.2 D) 0.3 E) 0
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Question

If $A \cap B = \varnothing$ , $P ( B ) = 0.3$ , and $P ( A \cup B ) = 0.3$ , then find $P ( A )$ .  
A)0.35
B) 0.7
C) 0.2
D) 0.3
E) 0

Quizplus · Accepted Answer

The Answer of If $A \cap B = \varnothing$ , $P ( B ) = 0.3$ , and $P ( A \cup B ) = 0.3$ , then find $P ( A )$ .  
A)0.35
B) 0.7
C) 0.2
D) 0.3
E) 0

If A∩B=∅A \cap B = \varnothingA∩B=∅ P(B)=0.3P ( B ) = 0.3P(B)=0.3

If $A \cap B = \varnothing$ $P ( B ) = 0.3$