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A bag contains $3 x$ red balls and $(x + 8)$ blue balls.
The probability of drawing a blue ball is $\frac{3}{5}$ .
Find the probability of drawing a red ball.

Class 10Complementary EventsStatistics

A $\frac{2}{5}$
B $\frac{3}{5}$
C $\frac{1}{5}$
D $\frac{4}{5}$

Step-by-Step Solution

Only red and blue exist, so red is the complement of blue: P(red)

= 1 - \frac{3}{5} = \frac{2}{5}

.

Answer: A)

\frac{2}{5}

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