23 is the number the answer is c
P(A) =0.54
P(B)= 0.68
P'(A)= 1-0.54 = 0.46
P'(B)= 1- 0.68 = 0.32
The probability of neither of both event will occur:
= P'(A)×P'(B)
=0.46 × 0.32
=0.1472
53,000,000,000 that's ur anwser
first column... A) H then S
Second column... B) S then M
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