## A bag contains 10 balls: 4 white and 6 black. A ball is removed at random and replaced; a second ball is then removed. What is t

Question

A bag contains 10 balls: 4 white and 6 black.

A ball is removed at random and replaced; a second ball is then removed.

What is the probability that the balls removed were the same colour?

(Answer is in its simplest form.)

in progress
0

Math
3 months
2022-02-17T15:21:15+00:00
2022-02-17T15:21:15+00:00 1 Answer
0 views
0
## Answers ( )

first case

4/106/103/95/9Step-by-step explanation:now for ,

the probability that the balls removed were the same colour =P(w)×P'(w)+P'(b)×P(b)

=7/15