sop41 sop41
  • 04-07-2019
  • Mathematics
contestada

Three red and three blue flags are arranged randomly along
a wire. What is the probability that the six flags alternate in
color?
A. 1/20
B. 1/10
C. 1/4
D. 1/2​

Respuesta :

konrad509
konrad509 konrad509
  • 04-07-2019

[tex]|\Omega|=\dfrac{6!}{3!3!}=\dfrac{4\cdot5\cdot6}{2\cdot3}=20\\A=\{RBRBRB,BRBRBR\}\\|A|=2\\\\P(A)=\dfrac{2}{20}=\dfrac{1}{10}[/tex]

Answer Link
alremiy alremiy
  • 04-07-2019
The answer would be B
Answer Link

Otras preguntas

what is 33 1/2 of 24 and 37 1/2 of 80 and finally, what is 66 2/3 of 45
I Am A Number That Is Double The Product Of 2 And 7. One Of My Factors Is 7 What Is My Other factor
What does ayudando mean?
How do you multiply to find an equivalent fraction of. 3/10
facts about the Virginia plan
How do you multiply to find an equivalent fraction of. 3/10
Explain the transition from the Roman society to medieval society. Politically, Socially, Religiously, and economically. How did this thing change Rome to a med
A combined total of $46,000 is invested in two bonds that pay 4% and 9.5% simple interest. The annual interest is $3,490.00. How much is invested in each bo
I Am A Number That Is Double The Product Of 2 And 7. One Of My Factors Is 7 What Is My Other factor
what is 2.5 % of 16 ?