Respuesta :
Answer:
Step-by-step explanation:
Total marble = 10
No. Blue = 6
No. Red = 2
No. Green = 2
Prob(1st Green) = 2/10 = 1/5
Now there are 9 marble left because it is not replaced back
Prob(2nd Red) = 2/9
Prob(1st green and 2nd red)
=1/5Ă—2/9 = 2/45