4/133. As you remove each ball from the bucket, the total number of balls goes down by 1.
the equation should be
(number of balls of targeted color / all balls in the bucket)
And as you take 4 times, you have to do this for 4 times
the equation should be
(number of balls of targeted color / all balls in the bucket)
And as you take 4 times, you have to do this for 4 times
