A bag holds tiles with the letters A, E, I, O, and U. Which list of letter combinations is missing from the table that shows the possible outcomes for randomly choosing two letters out of the bag without replacement?

AE AI AO AU
EA EI EO EU
IA IE IO IU
OA OE OI OU

A.
AA, EE, II, OO
B.
UA, UE, UI, UO
C.
UU, UA, UE, UI
D.
IE, UO, UA, AI

2.

The letters for the word math are placed in a bag. Two letters are selected with replacement. Which statements are true about the tree diagram that could represent the possible outcomes? Select all that apply.

There would be 4 tree bases.

Each base would have 3 tree branches.
The diagram would show a total of 12 possible outcomes.
There would be 4 combinations that have double letters.

3.

A spinner has three equal sections labeled 1, 2, and 3.

Which organized list shows the possible outcomes for spinning the spinner twice?

A.
1,1; 1,2; 1,3
2,1; 2,2; 2,3
3,1; 3,2; 3,3

B.
1,2; 1,3
2,1; 2,3
3,1; 3,2

C.
1,1; 1,2; 1,3
2,2; 2,3
3,3

D.1,1; 1,2; 1,3

4.

A spinner has three equal sections labeled 1, 2, and 3.

What is the probability of getting two numbers that have a sum of 5 on the spinner?

A. 2 over 9
B 1 over 3
C. 1 over 6
D. 4 over 9

b

1,4
a
a

For the practice the answers are

1. B
2. A, D
3. A
4. A

For the quick check the answers are
1. B
2. D
3. A
4. A

1. b

2. 1,4 aka A and D
3. a
4. a

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Here are the correct written out answers for the Compound Events Practice test:

1.UA,UE,UI,UO
2.There would be 4 tree bases./There would be 4 combinations that have double letters.
3.
1,1;1,2;1,3
2,1;2,2;2,3
3,1;3,2;3,3
4. 2/9
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