Question

There are 5 black, 10 white nd five yellow balls in a box. A ball is drawn from the box without looking into the box. what is probability of getting yellow balls?​

Answer 1

sum of balls
= 20
no. Of yellow balls
=5
Therefore 5/20

Answer 2

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Total no. of balls = 5+10+5 = 20

Yellow balls = 5

Probability = 5/20 = 1/4