jeffwobbles jeffwobbles
  • 22-05-2018
  • Mathematics
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A bag has 4 yellow, 6 red, 2 green, and 8 purple marbles. What is the probability of picking a red marble, replacing it, and then picking a purple marble?

Respuesta :

Creati
Creati Creati
  • 22-05-2018
Total:20

That means all fractions will be out of 20

Red: 6 → 6/20
Purple: 8 → 8/20

Add:

8/20 + 6/20 = 14/20

14/20 = 7/10

The probability is 7/10

Hope this helps :)


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