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Tree Diagrams Y10 Flashcards | StudBud
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Tree Diagrams Y10
Tree Diagrams Y10
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#math #year10wa #tree diagrams #fractions #decimals
Flashcards
10 cards
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Practice quiz
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Questions
10
Answers
1
Two balls are chosen from the same bag. This diagram suggests...
Without replacement
With replacement
2
Determine the probability that two greens are chosen.
5/30
1/6
1/5
5/11
3
Two bags with different numbers of blue and red balls. Probability of selecting two reds?
5/8
15∕56
8/15
15/42
4
Determine the probability of selecting at least one white marble.
42/90
6/90
48/90
21/90
5
A ball is chosen from each bag. Are the events '
Red from A
' and '
Red from B
' independent?
No
Yes
6
Determine the probability of selecting a white marble and then a black marble.
21/90
10/19
42/90
6/90
7
Determine the probability a matchbox will end up on its edge two times in a row.
0.4
0.2
0.8
0.04
8
What percentage of the time does a matchbox land on its edge when flipped?
20%
0.8
0.2
80%
9
Are the events '
A boy is chosen
' and '
Yes
' independent?
Yes
No
10
Determine the probability that Alex is chosen and says yes.
0.3
0.7
0.12
0.28
