Question

A bag contain 5 white, 7red and 3black balls.If three balls are drawn one by one without replacement,find the probability that none is red?

Answer 1

$\bold{Extreme Velocity}$ :
the minimum velocity requested planet had.

$\bold{G}$

Answer 2

P(w or b) =(8/15)(7/14)(6/13)=8/65)