alleryA bag has 3 red and 5 blue balls. One ball drawn at random. Probability it is red is
A3/8
B3/5
C5/8
D5/3
Answer & Solution
Correct answer: A. 3/8
1. Total balls = 3 + 5 = 8.
2. Favourable (red) = 3.
3. P(red) = 3/8.
4. So probability of red = 3/8.
_Source: ICAI BoS Foundation Paper 3, Ch 15 'Probability', p.8_
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