1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Bess [88]
2 years ago
12

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

Mathematics
1 answer:
spin [16.1K]2 years ago
8 0

Answer:

B

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
The perimeter of a rectangular parking lot is 292 m.
Reika [66]

Answer:

the answer would be 211

Step-by-step explanation:

you simply add the length and width together to find perimeter. since you have the total perimeter and the length you would instead subtract the two.

292-81= 211

4 0
3 years ago
Read 2 more answers
Converting Units Attachment Included
kumpel [21]
100÷11=9.09090909
converting it it will be 9.1 miles per hour
4 0
3 years ago
Can someone help please
Karolina [17]
The first grid is right

3 0
3 years ago
The formula for the nth term of an arithmetic sequence can be found using the formu
Tresset [83]

It can be found by using the formula,

 an = a+(n-1)d

7 0
3 years ago
In jims class, 5 times has many students take the bus as those who walk. A total of 24 students walk or take the bus. How many m
lubasha [3.4K]
Take bus=5 times walk
b=5w
b+w=24
sub 5w for b
5w+w=24
6w=24
divide both sides by 6
w=4

sub back
b=5w
b=5(4)
b=20

bus-walk=20-4=16

answer is 16 more take the bus than walk
 
7 0
3 years ago
Other questions:
  • Lea and kim each improve their yard by planting daylilies and shrubs. they bought their supplies from the same store. lea spent
    13·1 answer
  • Which of the following is a rational number?
    9·1 answer
  • To multiply a sum by a number, multiply each term inside the parentheses by the number outside the parentheses.
    9·1 answer
  • Write 7x7x7 usiang a exponent
    10·2 answers
  • The area is 864 square feet, the width is 2/3 it's length . What is the length?
    10·1 answer
  • Sarabi drove 20 mi at 40 mph. How long did she drive?
    8·1 answer
  • The volume of a cylinder is the product of its height and the area of its
    5·1 answer
  • What is 10.3% of 853.93km
    5·1 answer
  • The pet has 20 guinea pigs and plans to put a pair of guinea pigs in each cage. If the pet store has 8 cages how many more cages
    9·1 answer
  • What is the answer to this division equation?
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!