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

failed my elementary statistics college class, 1st semester, can i retake the same class? or no
helpp meee pleaseeee​
Please give me the correct answer ​
cellular respiration is the process by which​
Neeeddd helppppp now !
Plz help me I am in a test Tell which choice, 100, 500, or 1,000, is the best estimate of the solution. 69.3x = 5,059 a.100 b. 1,000 C. 500
There is a proportional relationship between time in hours and time in days. A. What is the constant of proportionality? B. what equation describes this relatio
PLEASE HELP!!!!!!!! its for geometry and im so confused
circular running track is ​1/5 of a mile long. Elena runs on this track, completing each lap in 1/15 of an hour. What is Elena's running speed?
Probability 1 There is a chance of a spinner landing on blue. Which statement is true? A lis unlikely that the spinner lands on blue. B. It is likely that the s