Leon uses squares to make a board. He randomly throws a stone onto the board.
What is the probability the stone lands on a space marked 3?
1 point
1
Question 2
2.
How many people take Spanish AND English? Think very carefully before answering. Do not show your work.
1 point
1
Question 3
3.
How many of the students in the above Venn Diagram are NOT BORED? Show your thinking to get credit.
1 point
1
Question 4
4.
Your model train has one engine and five train cars. Find the total number of ways you can arrange the train cars being pulled by the engine. DO NOT SHOW YOUR WORK- just put your answer.
1 point
1
Question 5
5.
How many ways can 4 cars finish a race?
GO Lightning McQueen!
1 point
1
Question 6
6.
The probability of finding a Pikachu at the store is 3/5 and the probability of finding a Mareanie is 2/17.
What is the probability of finding BOTH of them at the store? Write your answer as a fraction.
DO NOT reduce your answer.
1 point
1
Question 7
7.
In an experiment it was found that 20 out of 50 bean plants DIED when placed in certain soil. What was the probability that an individual bean plant LIVED?
1 point
1
Question 8
8.
This lock has 3 wheels. Each wheel is numbered from 0 to 9.
How many possible combinations are there?
1 point
1
Question 9
9.
Finish the picture to help you see the end results of flippin the coins 3 times.For example, HHH is first.
Use the diagram above: P(the 3 coins don't come out all the same)?
1 point
1
Question 10
10.
If you toss a coin and spin the spinner, what is the probability of heads and blue?
2 points
2
Question 11
11.
You have a bag of 5 Black and 5 White gumballs. You get to choose two, one at a time, without replacing the first one.
Complete the diagram probabilities.
What is the P(the two marbles are different colors) ?
Write your answer as a fraction. OK to not reduce.
