Theoretical Probability from a Sample Space (Year 9)
Free printable NZ Year 9 maths worksheet: find the theoretical probability of events for two dice, a coin and die, and an equal-sector spinner.
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Grade 8 · Math worksheet
Name
Date
Math
Theoretical Probability from a Sample Space
Find the theoretical probability of each event. Give every answer as a fraction in simplest form.
- 1.Two fair six-sided dice are rolled. Find the probability that at least one die shows a 6. Give your answer as a fraction in simplest form.
- 2.Two fair six-sided dice are rolled. Find the probability that the sum is greater than 6. Give your answer as a fraction in simplest form.
- 3.Two fair six-sided dice are rolled. Find the probability that the two dice show the same number (a double). Give your answer as a fraction in simplest form.
- 4.Two fair six-sided dice are rolled. Find the probability that both dice show an even number. Give your answer as a fraction in simplest form.
- 5.A fair coin is flipped and a fair six-sided die is rolled. Find the probability of getting tails and an odd number. Give your answer as a fraction in simplest form.
- 6.A fair coin is flipped and a fair six-sided die is rolled. Find the probability of getting heads and a number less than 3. Give your answer as a fraction in simplest form.
- 7.A fair coin is flipped and a fair six-sided die is rolled. Find the probability of getting heads and an even number. Give your answer as a fraction in simplest form.
- 8.A fair coin is flipped and a fair six-sided die is rolled. Find the probability of getting tails and a number greater than 5. Give your answer as a fraction in simplest form.
- 9.A fair spinner is divided into 7 equal sectors coloured white, purple, green, blue, pink, red, orange. Find the probability the spinner lands on red.
- 10.A fair spinner is divided into 8 equal sectors coloured red, blue, orange, purple, white, pink, green, yellow. Find the probability the spinner lands on blue.
- 11.A fair spinner is divided into 6 equal sectors coloured blue, white, purple, green, red, pink. Find the probability the spinner lands on blue.
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