Question

Please help, I don't understand anything about this question so I need a step-by-step answer so I am able to understand.

Answer 1

First box, 0.8 - Green

Second Box - 0.4 - not green

Last box ( Bottom) - 0.7 - not green

b) 0.8

c) 0.3

d) 0.8 X 0.6 = ?? ( use calc)

e) (0.8 X 0.4 ) + (0.2 x 0.7) = Ans

Explanation:

Just know probability will always add up to 1 no mater what!!!