Question

1. There are 15 balls in a box: 8 balls are green, 4 are blue and 3 are white. Then 1 green and 1 blue balls are taken from the box and put away. What is the probability that a blue ball is selected at random from the box?
A) 3/13
B) 4/15
C) 3/15
D) 4/13
E) 2/13​

Answer 1

Answer:

Step-by-step explanation:

3/13

Answer 2

Answer:

total number of favourable cases=3

total no of possible outcomes=13

p(blue ball)= 3/13