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WorksheetsProbability quiz - 7THA
Total questions: 20
Worksheet time: 2hrs 40mins
What is sample space?
a process with an uncertain result
a possible result of an action
a list of all possible outcomes of an event
a single outcome or group of outcomes
When rolling a single die, the events of rolling an even number and rolling a ‘5’ are mutually exclusive.
True
False
What is the probability you will choose either a black or white marble?
Bert & Ernie choose a juice to have for breakfast.
The probability that Bert chooses orange is 3/4.
If Bert chooses orange, the probability that Ernie chooses orange is 4/5.
If Bert chooses apple the probability that Ernie chooses apple is 2/3.
Find the value of the probability marked c.
1/4
1/5
1/3
3/4
Bert & Ernie choose a juice to have for breakfast.
The probability that Bert chooses orange is 3/4.
If Bert chooses orange, the probability that Ernie chooses orange is 4/5.
If Bert chooses apple the probability that Ernie chooses apple is 2/3.
Find the value of the probability marked d.
1/4
1/5
1/3
3/4
Bert & Ernie choose a juice to have for breakfast.
The probability that Bert chooses orange is 3/4.
If Bert chooses orange, the probability that Ernie chooses orange is 4/5.
If Bert chooses apple the probability that Ernie chooses apple is 2/3.
Find the value of the probability marked e.
1/4
1/5
1/3
3/4
Bert & Ernie choose a juice to have for breakfast.
The probability that Bert chooses orange is 3/4.
If Bert chooses orange, the probability that Ernie chooses orange is 4/5.
If Bert chooses apple the probability that Ernie chooses apple is 2/3.
What is the probability that both Bert & Ernie choose orange juice?
12/20
3/9
2/12
7/9
Bert & Ernie choose a juice to have for breakfast.
The probability that Bert chooses orange is 3/4.
If Bert chooses orange, the probability that Ernie chooses orange is 4/5.
If Bert chooses apple the probability that Ernie chooses apple is 2/3.
What is the probability that Bert & Ernie choose different juices?
3/20
1/12
14/60
19/60
There are 10 counters in a bag, 3 red and 7 blue.
I take one counter, then another without replacement.
Find the probability of picking two red counters.
6/90
5/19
47/90
2/9
There are 10 counters in a bag, 3 red and 7 blue.
I take one counter, then another without replacement.
Find the probability of picking one of each colour counters.
21/90
48/90
42/90
10/19
Two dice are rolled and it is recorded whether the result on each is odd or even. What is the probability both are odd?
1/4
1/2
2/4
3/4
Two dice are rolled and it is recorded whether the result on each is odd or even. What is the probability that one is even and one is odd?
1/2
1/4
3/4
1/3
A bag contains 3 lemons and 2 limes. A piece of fruit is taken from the bag and not put back. Then a second piece is taken. What is the probability of taking two limes?
1/10
2/5
5/20
4/20
A bag contains 3 lemons and 2 limes. A piece of fruit is taken from the bag and not put back. Then a second piece is taken. What is the probability of taking exactly 1 lemon?
12/20
6/20
2/20
18/20
What is the probability that the person picked will be a boy given they speak german?
0.7273
0.4
0.16
0.22
