Test #6

Which of the following shows how to determine when a die is rolled P(even number or prime number)?

• 3/6 + 4/6 - 1/6
• 3/6 + 3/6 - 1/6
• 4/6 + 2/6 - 1/6
• 1/6 + 4/6 - 3/6

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

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

• 13/52
• 26/52
• 39/52
• Not possible

What is the probability of spinning a number greater than 7 or odd number?

• 3/10

• 5/10

• 7/10

• 9/10

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

A bag contains 9 green marbles, 5 yellow marbles and 6 red marbles.  You choose one marble.   What is the probability of selecting a green or red marble?

• 8/15
• 6/11
• 3/4
• 2/3

What is the probability of spinning a shade of blue?

• 1/5
• 2/5
• 3/5
• 4/6

A box contains 3 black pens, 7 blue pens, and 5 red pens. Without looking, P(red or black)

• 8/15
• 15/225
• 5/15
• 3/15

Sam is fishing in a new catch and release pond that was just stocked with 3 bluegill, 4 catfish, 7 bass, and 2 carp. He catches a fish, releases it, then catches another. What is the probability that he caught a bluegill, then a carp? 

• 1/40
• 1/8
• 3/124
• 5/16

Find the probability of each set of independent events.

flipping a tail on a coin and spinning a 5 on a spinner with sections of equal area numbered 1-5.

• 1/2

• 1/7

• 1/5

• 1/10