infantedevin11 infantedevin11
  • 12-10-2020
  • Mathematics
contestada

A bag contains 7 red marbles, 8 blue marbles and 3 green marbles. If three marbles are drawn out of the bag, what is the exact probability that all three marbles drawn will be blue?

Respuesta :

khandwawalarahil795 khandwawalarahil795
  • 12-10-2020
We know that
P= no or frequency of desired object / total number of objects
So,
T= 7+8+3=18
p=8/15
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