Question
Question: The probabilities of occurrence of two events are respectively 0.21 and 0.49. The probability that b...
The probabilities of occurrence of two events are respectively 0.21 and 0.49. The probability that both occur simultaneously is 0.16. Then the probability that none of the two occurs is
A
0.14
B
0.46
C
0.30
D
None of these
Answer
0.46
Explanation
Solution
1 – [0.21 + 0.49 – 0.16] = 1 – [70 – 0.16] = 1 – [0.54]
= 0.46