← Back

Mathematics

Probability

Grade 8 · Middle School

Answer every question first, then press Finish to see your score and explanations.

  1. Question 1 of 20Easy

    A fair coin is tossed once. The probability of getting heads is ...

  2. Question 2 of 20Easy

    A die is rolled once. The probability of getting a 3 is ...

  3. Question 3 of 20Easy

    The number of outcomes in the sample space when rolling one die is ...

  4. Question 4 of 20Easy

    A die is rolled once. The probability of getting an even number is ...

  5. Question 5 of 20Easy

    A bag contains 3 red balls and 2 blue balls. If one ball is drawn, the probability of getting a red ball is ...

  6. Question 6 of 20Easy

    A die is rolled once. The probability of getting an odd number is ...

  7. Question 7 of 20Medium

    Two coins are tossed together. The probability of getting heads on both is ...

  8. Question 8 of 20Medium

    A die is rolled once. The probability of getting a number greater than 4 is ...

  9. Question 9 of 20Medium

    The probability of rain on a certain day is 0.3. The probability that it does not rain that day is ...

  10. Question 10 of 20Medium

    A die is rolled once. The probability of getting a multiple of 3 is ...

  11. Question 11 of 20Medium

    A bag contains 4 red balls and 6 white balls. If one ball is drawn, the probability of getting a white ball is ...

  12. Question 12 of 20Medium

    A coin is tossed 100 times. The expected frequency of heads is ...

  13. Question 13 of 20Medium

    Two dice are rolled together. The number of outcomes in the sample space is ...

  14. Question 14 of 20Medium

    Two dice are rolled together. The probability that the sum is 7 is ...

  15. Question 15 of 20Hard

    Two dice are rolled together. The probability that the sum is at least 10 is ...

  16. Question 16 of 20Hard

    A die is rolled 120 times. The expected frequency of getting a prime number is ...

  17. Question 17 of 20Hard

    Two coins are tossed together. The probability of getting at least one head is ...

  18. Question 18 of 20Hard

    A card is drawn from 10 cards numbered 1 to 10. The probability of getting a prime-numbered card is ...

  19. Question 19 of 20Hard

    A bag contains 6 red, 4 white, and 5 blue balls. If one ball is drawn, the probability of getting a ball that is not red is ...

  20. Question 20 of 20Hard

    The probability that an item is defective is 0.02. Out of 500 items, the expected number of defective items is ...

0/20 answered
Probability — Mathematics Grade 8 · Middle School — Question Bank — Nuvora