mikayla473 mikayla473
  • 20-03-2020
  • Mathematics
contestada

if P( A or B) = 2/5, P(B)=1/4 and
P( A and B) = 1/10 find P(A)

Respuesta :

dishapatel
dishapatel dishapatel
  • 20-03-2020

Answer:

p(a) = -3/20

Step-by-step explanation:

p ( a +b) = p(a)+p(b)

1/10= p(a) +1/4

1/10 - 1/4 = p(a)

p(a) = -3/20

Answer Link

Otras preguntas

How is meiosos related to serial reproduction
As we study random variables, the idea of z-scores will come up again. What is a z-score (in words) and what is the formula for finding a z-score?
What are 3 factors that affect the melting of rock?
The rectangles garden is 25ft by 15ft what is the area of the garden ?
How many e-flats are played in this piece?
In what WAYS does Dr. Rank provide a contrast to Torvald in Henrik Ibsen's A Doll's House? A- Dr. Rank seems indifferent about Mrs. Linde's need for a job, whil
After some wood has completely burned in a fire, some of the matter that made up the wood has been destroyed. Is the statement correct or incorrect? Explain. A
How can heat from the sun transfer from the cement to your feet?
How do you solve these 2 questions
Gravity is greater when there is