Question

A bag contains 4 white, 3 blue, and 5 red marbles.
1. Find the probability of choosing a blue marble, then a red marble if the marbles are not replaced.
a. 5/44
b. 15/35
c. 2/3 (i pick this)
2. 1/15

2. Find the probability of choosing two white marbles in a row.
a. 1/11
b. 1/9 (i pick this)
c. 2/3
d. 1/16

Answer 1

1) C
2) B

Answer 2

4+3+5=12
3/12 (simplify) 1/4
4/12 (simplify) 1/3

I hope this helped :-/

Answer 3

It was 1. A
2. A