• 📢 2024 results - 20% Students got invitation from top 10 selective schools.
  • 📢 2024 results - 69% Success Rate.
  • ✍️ Prepare with online topic-wise tests.
  • 📢 The 2025 New South Wales (NSW) Selective High School Placement Test will take place from Friday, May 2 to Sunday, May 4
  • 📢 New Free Online Batch Starting from 10th March 2025, 7Pm to 8:30Pm

A bag contains 5 red, 3 blue,

Question: A bag contains 5 red, 3 blue, and 2 green marbles. What is the probability of randomly selecting a red marble? What is the probability?
(A) 1/2
(2) 1/3
(3) 1/4
(4) 1/5


Solution:

The probability of an event is given by : Probability = Number of favorable outcomes/Total number of outcomes Here, the total number of marbles is 5+3+2=10, and there are 5 red marbles: Probability of red = 5⁄10 = 1⁄2

Leave a Comment

Your email address will not be published. Required fields are marked *