Samuel uses a uniform probability model for an experiment using a deck of 30 cards. There are 6 blue cards, 6 red cards, 6 green cards, 6 yellow cards, and 6 brown cards in the deck. Cards will be drawn one at a time and then replaced in the deck before another card is drawn. He uses the probability model to determine the probability of drawing a yellow card or a blue card.

What is P(yellow or blue)?

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