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A box is filled with 3 blue cards, 4 red cards, and 5 yellow cards. A card is chosen at random from the box. What is the probability that it is a blue or a yellow card?

A box is filled with 3 blue cards, 4 red cards, and 5 yellow cards. A card is chosen at random from the box. What is the probability that it is a blue or a yellow card?
asked 48.3k views
10 votes
A box is filled with 3 blue cards, 4 red cards, and 5 yellow cards. A card is chosen at random from the box. What is the probability that it is a blue or a yellow card?

asked
User Simone Avogadro
by
8.4k points

1 Answer

6 votes

Answer:

3/12 or 40% its blue

5/12 its yellow

answered
User Malte Schledjewski
by
8.0k points
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