clarafernandez9746 clarafernandez9746
  • 08-06-2017
  • Mathematics
contestada

A jar contains 10 red marbles and 20 blue marbles. if one red marble is selected and then placed back into the jar, what is the probability of the next marble being a blue marble?

Respuesta :

paigespinkheart paigespinkheart
  • 20-06-2017
you have a 30% chance of getting a blue marble. 
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