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WorksheetsProbability (Year 7)
Total questions: 20
Worksheet time: 45mins
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
You have a 3 tops, 2 pants and 2 shoes. How many total outfit options are represented?
12 outfits
22 outfits
3 outfits
7 outfits
What is the probability that you will get plain crust with ham on your pizza?
1/8
1/2
1/10
2/10
Jason can choose 1 pair of pants and one shirt to wear today. Here are his choices. Which tree diagram shows all of the combinations that Jason can choose from?
There are 8 counters in a bag, 1 is red.
I take one counter, replace it, then take another.
What is the probability of taking a red counter on the first go?
1/8
7/8
1/7
6/7
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
A 10-cent coin is tossed and an ordinary six-sided die is rolled.
How many possible outcomes are there?
2
6
12
One bag contains 1 red counter, 2 yellow counters and 1 blue counter. Another bag contains 1 yellow counter, 2 red counters and 1 blue counter. One counter is taken at random from each bag.
Find the probability that two yellow counters are chosen.
1/16
1/8
1/4
1/2
A regular 6-sided die is to be rolled one time. What is the probability that the number 5 is rolled?
1/5
5/6
1/6
6/5
A coin is tossed and then a regular 6-sided die is rolled. What is the probability of the resulting outcome being
(tails, even)?
1/2
1/12
1/6
1/4
Based on the chart, what is the experimental probability of pulling a green marble?
1/8
8/25
8/100
7/8
*Remember to simplify.*
