Independent
A coin is flipped three times. What is the probability of getting all heads?
1/8 or 12.5%
Ms. Stanley has a bag of 15 marbles.
3 are blue, 6 are red, and 6 are yellow.
What is the probability that she picks a yellow and then a red if she keeps the marbles?
6/35 or 17%
A coin is flipped three times in a row.
Independent or Dependent?
Independent
Why did the math book look so sad?
Because it had so many problems.
You roll a 1-6 number cube twice. What is the probability that you roll a 3 on the first roll and a 6 on the second roll?
1/36 or 3%
Bob has a set of 10 colored markers in a backpack. One yellow, one blue, one red, one blue, one orange, one pink, one green, one black, one brown, one white.
What is the probability Bob will reach into the backpack to grab the yellow marker, keep it, and then reach in a second time and grab the blue marker?
1/90 or 1%
Picking a drink from the fridge, drinking it, and then your friend picks a drink.
Independent or Dependent?
Dependent
Why did the boy eat his math homework?
Because the teacher told him it was a piece of cake.
A set of eight cards is labeled with the numbers 1 through 8. A card is chosen, replaced, and a second card is chosen. What is the probability that both cards will be even numbers?
1/4 and 25%
A school cafeteria has 3 containers of white milk, 5 containers of chocolate milk and 2 containers of apple juice left.
Devin picks his drink first and then Myasia is second.
What is the probability that Devin will get chocolate milk and then Myasia will get apple juice?
1/9 or 11%
Picking a marble from a bag, putting it back, and then picking another marble.
Independent or Dependent?
Independent
If two’s company and three’s a crowd, what are four and five?
9
A cooler contains 5 cans of diet cola, 6 cans of regular cola, and 4 cans of grape soda.
Janice randomly selects a drink, puts it back, and then selects another drink.
What is the probability that Janice will select diet colas both times.
1/9 or 11%
A birthday party has 8 bags filled with candy, 5 containing CDs, and 3 grand prize bags with gift certificates.
Joe is first to choose a bag, and David is second.
What is the probability that Joe and David will both choose grand prize bags?
1/40 or 2.5%
Picking an item from a bag, not replacing it, and then picking another.
Independent or Dependent?
Dependent
Which 3 numbers have the same answer whether they’re added or multiplied together?
1, 2, 3
Ms. Goode is rolling a number cube. What is the proability she will roll a 3 and then an even number?
1/12 or 8%
Jaden is picking a shirt out of her closet for today and tomorrow. She has 3 striped, 4 solid colors, 1 polkadot, 2 floral.
What is the probability she will pick a floral for today and then a solid color for tomorrow?
4/45 or 9%
You pick a blue marble out of a bag, without replacement, and then pick another marble.
Independent or Dependent?
Dependent
There is a three digit number. The second digit is four times as big as the third digit, while the first digit is three less than the second digit. What is the number?
141