2 years ago

Find the missing probability. P(A)=7/20,P(A∪B)=191/400,P(A∩B)=49/400 ,P(B)=? A. 7/8 B. 1/4 C. 117/400 D. 19/40

1 answer:

8 0

Answer:

Step-by-step explanation:

P(AUB)=P(A)+P(B)-P(A∩B)

191/400=7/20+P(B)-49/400

P(B)=191/400+49/400-7/20=240/400-7/20=12/20-7/20=5/20=1/4

You might be interested in

Alexeev081 [22]

2x(-5x-3)

2x(-5x)= -10x and 2x(-3)= -6x

= -10x sq - 6x

-10x is sq bc you are multiplying the same variable twice

5 0

2 years ago

Svetradugi [14.3K]

Answer:

Step-by-step explanation:

a negative plus a negative makes a positive

3 0

2 years ago

Alenkasestr [34]

Step-by-step explanation:

this is the answer key for that question and etc...

4 0

3 years ago

Pie

A^2 + b^2 = c^2
(500)^2 + (1200)^2 = c^2
1,690,000 = c^2
take the square root of 1,690,000
Answer is 1,300 feet

4 0

2 years ago

Crazy boy [7]

Answer:ndbdnd ndbdnd 192

Step-by-step explanation:

BBB as haha

8 0

3 years ago