Probability

You flip a coin. What is P(tails)?

• 70%

• 60%

• 30%

• 50%

You roll a 6-sided die. What is P(odd)?

• 2/6

• 1/2

• 4

• 1/6

You flip a coin.

What is P(heads)?

your answer as a fraction or whole number.

• 1/2

• 3

• 7

• 0

There are four coins in a purse. One is a quarter and the others are nickels. Describe the probability of picking a dime.

• likely

• unlikely

• certain

• impossible

Sam flipped a coin and it landed on heads. If he flips it again, it will.

• likely be heads

• unlikely be heads

• certainly be heads

• have an equal chance to be heads or tails

A glass jar contains a total of 31 marbles. The jar has blue and purple marbles. There are 23 blue marbles. Describe the probability of picking a purple marble.

• likely

• unlikely

• certain

• impossible

A cookie jar has oreos and chocolate chip cookies in it. There are 11 oreos and 25 chocolate chip cookies. Describe the probability of picking an oreo.

• likely

• unlikely

• certain

• impossible

There are red, yellow, and orange marbles in a box. There are 65 marbles total. There are 37 red, 20 yellow, and 8 orange. Which color is unlikely to be picked out of the box?

• red

• yellow

• orange

There are 35 red popsicles in the box. Describe the probability of picking a red popsicle.

• likely

• certain

• unlikely

• impossible

A dessert tray had 25 brownies, 25 cheesecakes, and 25 cookies for the party. Guests ate 5 brownies, 5 cheesecakes, and 20 cookies. Which dessert is likely to be eaten first?

• brownies

• cheesecakes

• cookies