The probability of guessing the answer to a certan question is x/2. If the probability of not guessing the correct answer to the quetion is 2/3, then find the value of x
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Answered by
1
We know that the sum of the probability of an event happening and not happening is 1.
Therefore,
x/2 + 2/3 = 1
x/2 = 1/3
x = 2/3
Therefore,
x/2 + 2/3 = 1
x/2 = 1/3
x = 2/3
Answered by
1
p(a)+p(b)=1
x/2+2/3=1
3x+4/6=1
3x+4=6
3x=6-4
3x=2
x=2/3
pls mark me as brainlist
x/2+2/3=1
3x+4/6=1
3x+4=6
3x=6-4
3x=2
x=2/3
pls mark me as brainlist
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