keishasummers keishasummers
  • 13-01-2017
  • Mathematics
contestada

A bag has 4 green marbles, 3 red marbles, and 3 yellow marbles. What is the probability that you pick a yellow marble, do not replace it, and pick a green marble?

Respuesta :

Moonnose
Moonnose Moonnose
  • 13-01-2017
There is a 3/10 of getting a yellow.
Then there is a 4/9 chance of getting a green afterwards.
3/10 × 4/9
= 12/90
=2/15
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