edisonsitesuper3539 edisonsitesuper3539
  • 18-11-2020
  • Mathematics
contestada

A jar contains 12 red marbles numbered 1 to 12 and 10 blue marbles numbered 1 to 10. A marble is drawn at random from the jar. Find the probability of the given event. (a) The marble is red

Respuesta :

samuelonum1
samuelonum1 samuelonum1
  • 22-11-2020

Answer:

6/11

Step-by-step explanation:

Step one:

given data

sample space

red marbles= 12

blue marbles= 10

sample size= 12+10

sample size= 22

Step two:

Required

Find the probability of the given event. (a) The marble is red

Let the probabiilty be P(R)

P(R)= 12/22

P(R)= 6/11

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