Question

There are 10 yellow six green nine orange in five red cards in a stack of cards turn face down once a card is selected it is not replaced determine each probability. P(two green cards)

Answer 1

The P(two green cards) is 1/30.

Step-by-step explanation:

• Total cards = 10 yellow + 6 green + 9 orange + 5 red
• Total cards = 30 cards.

Probability = green cards / total cards

P(two green) = (6/30)$\times$(5/30)

⇒ 30/900

⇒ 3/90

⇒ 1/30