Question

There are 6 red balls and some are blue balls.if a ball is drawn at random the probability of it's a blue ball is twice of red ball.find the probability of getting a blue ball

Answer 1

Answer:

let blue ball be x

then,

blue ball is twice of red ball

x = 2 red ball

x = 2 * 6

x = 12

so, blue ball is 12

p (getting blue ball) = 12/18

= 2/3

Step-by-step explanation:

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