Year 7 Probability Worksheet — Level 2 — Answers
Answer sheet with worked solutions for the Year 7 probability worksheet.
Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · ProbabilityYear 7 Probability Worksheet — Level 2 — Answers
Write each probability as a fraction in simplest form.
1.A fair six-sided die is rolled. What is the probability of rolling an even number?
Answer:
- Favourable outcomes: 3 out of 6
2.A fair six-sided die is rolled. What is the probability of rolling a multiple of 3?
Answer:
- Favourable outcomes: 2 out of 6
3.The probability that it rains tomorrow is . What is the probability that it does not rain?
Answer:
- P(not rain) = 1 − =
4.A bag has 5 red, 3 blue and 6 green marbles. One is chosen at random. What is the probability it is blue?
Answer:
- Total marbles: 14
- P(blue) = 3/14 =
5.The probability that it rains tomorrow is . What is the probability that it does not rain?
Answer:
- P(not rain) = 1 − =
6.A fair six-sided die is rolled. What is the probability of rolling a number greater than 4?
Answer:
- Favourable outcomes: 2 out of 6
7.A bag has 1 red, 5 blue and 3 green marbles. One is chosen at random. What is the probability it is blue?
Answer:
- Total marbles: 9
- P(blue) = 5/9 =
8.A bag has 2 red, 4 blue and 2 green marbles. One is chosen at random. What is the probability it is green?
Answer:
- Total marbles: 8
- P(green) = 2/8 =
9.A bag has 3 red, 3 blue and 2 green marbles. One is chosen at random. What is the probability it is red?
Answer:
- Total marbles: 8
- P(red) = 3/8 =
10.A bag has 2 red, 1 blue and 6 green marbles. One is chosen at random. What is the probability it is red?
Answer:
- Total marbles: 9
- P(red) = 2/9 =
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