Question

a ball contains red balls and same blue balls .if the probability of drawing blue ball is thris the probability of red ball .Find the probablity of
1) red ball
2)blue ball​

Answer 1

Answer

Let the number of balls be y

Total number of balls=5+y

Probability of Blue ball= 3* probability of red ball

y/5+y = 3*5/5+y

y=15

BLUE BALLS=15

Step-by-step explanation: