Probability "Or"

A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement. P(orange,green)

• 1/15
• 2/15
• 3/31
• 1/5

There are 2 violet balls and 4 pink balls in a bag. If two balls are drawn one after the other, then what is the probability of getting violet first and pink next, if the first ball drawn is replaced?

• 1/3
• 2/9
• 1/6
• 1/4

Amanda spins a spinner numbered 1 to 10. What is the probability that the spinner lands on an odd number or a number that is divisible by 3?

• $\frac{4}{5}$

• $\frac{3}{5}$

• $\frac{1}{5}$

• $\frac{3}{20}$

A box contains 18 blue chips, 6 red chips, 4 green chips and 2 yellow chips that are identical in size and shape. If one chip is chosen at random, what is the probability that the chip will be either blue or yellow?

• $\frac{2}{3}$

• $\frac{1}{3}$

• $\frac{3}{5}$

• $\frac{1}{2}$

There are 6 yellow cards, 4 blue cards, and 10 green cards in a bag. A card is chosen at random. What is the probability of choosing a blue or green card?

• 7/10

• 1/5

• 3/10

• 4/5

If you roll one die, what is the probability of getting an odd number or a 4?

• 2/3
• 1/3
• 1/2
• 1/6

When rolling a 6 sided die, what is the probability of rolling either an even number or a 5?

• 1/2

• 5/6

• 2/3

• 1/12

If you draw one card from a standard deck, what is the probability of drawing a 5 or a diamond?

• 2/52
• 4/52
• 16/52
• 26/52

Which of the following shows how to determine P(shaded number or number less than five)?

• 4/8 + 4/8 - 2/8
• 4/9 + 2/8 - 4/8
• 4/8 + 6/8 + 2/8
• 2/8 + 4/8 - 4/8

Which of the following shows how to determine P(diamond or face card)?

• 13/52 + 12/52 - 3/52
• 3/52 + 13/52 -12/52
• 3/52 + 12/52 - 13/52
• 1/13 + 3/52 - 1/4