need help. if u know plz help

need help. if u know plz help

1.Events X and Y are mutually exclusive.Suppose P(A)=0.30 and P(B)=0.20 . What is the probability that A or B occurring? 2.Suppose P(A)=0.04 and P(B/A)=0.30. What...

If 45points = 100% How man points would 89% be?

If Wanda were to paint her living room alone, it would take 22 hours. Her sister Patricia could do the job in 44 hours. How long would it take them working together?

Really need an answer for this question given as soon as possible, i have an exam coming up shortly and i dont know the answer to this

Really need an answer for this question given as soon as possible, i have an exam coming up shortly and i dont know the answer to this

Solve the equation -mn+7mp+10m+3=-2n-8

Is X + 2 a factor of X(exponent 2) +4x +4?

Arc Length: A particle is moving along the path described by the parametric equation x=1/t and y=(sin t)/t, for the value t between smaller or equal to 1 and less than infinite. Find the arc length...