The portal has been deactivated. Please contact your portal admin.

Lesson Worksheet: Probability of Simple Events Mathematics

In this worksheet, we will practice finding the probability of a simple event.


What is the probability of the pointer landing on an even number when the given spinner is spun?

  • A14
  • B29
  • C34
  • D18


If a single digit is selected at random from the number 224,839,287, what is the probability of the digit being even?

  • A35
  • B23
  • C79
  • D59


For a single roll of a fair six sided die, find the probability of getting an odd number.

  • A12
  • B16
  • C34
  • D13
  • E14


A class has 18 boys and 9 girls. What is the probability that a randomly selected student is a girl?

  • A1027
  • B13
  • C928
  • D827
  • E23


A school club contains 32 boys and 26 girls. If a student is selected at random from the club, what is the probability that the student is a girl?

  • A1629
  • B1758
  • C1358
  • D229
  • E1329


Find the probability of rolling a number greater than 5 on a fair die.

  • A13
  • B23
  • C0
  • D16


What it is the probability of rolling a number smaller than 3 on a regular dice?

  • A12
  • B23
  • C13
  • D1


A bag contains 24 white balls and an unknown number of red balls. The probability of choosing at random a red ball is 731. How many balls are there in the bag?


There are 28 people in a meeting. The probability that a person chosen at random is a man is 12. Calculate the number of women in the meeting.


A deck of cards contains cards numbered from 1 to 81. If a card is picked at random, what is the probability of picking a card with a number that is divisible by 5?

  • A1681
  • B527
  • C29
  • D1781

This lesson includes 19 additional questions and 195 additional question variations for subscribers.

Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.