A bag contains 4 red balls and 6 blue balls. If one ball is drawn at random, what is the probability that it is red?
A2/5
B3/5
C1/2
D4/5
Explanation
Total balls = 4 + 6 = 10. Probability of drawing a red ball = 4 / 10 = 2/5.
Exam Relevance
- Topic: Sequences, Probability & Statistics
- Subtopic: Probability & Combinations
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