NCERT · Class 10 · Mathematics · ProbabilityA box contains 3 red and 2 blue marbles. What is the probability of drawing a blue marble?
Step-by-Step Solution
Total marbles = 3 + 2 = 5. Number of blue marbles = 2. Probability of drawing a blue marble = 2/5.
Detailed Options Breakdown
Option : 3/5
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Probability.
Option 1: 2/5 (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: 1/5
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Probability.
Option 3: 2/3
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Probability.
💡 Study Guide: This question tests core syllabus concepts from Probability. For formulas, key summaries, and mock exam reference guides, read the full Probability Revision Notes.