A bag contains only red, green, brown and yellow marbles.

Question

The probabilities of selecting each colour are shown below.

Colour Red Green Brown Yellow
Probability 5x 2x 3x 4x
Find the probability of selecting a yellow marble.

Answer 1

1 - (5x+2x+3x+4x) or 1 - 14x

Answer 2

0.11

Answer 3

3/14 or 0.21

Answer 4

The correct answer is actually 5/14

Answer 5

A bag contains only red, green, brown and yellow marbles.
The probabilities of selecting each colour are shown below.

Colour Red Green Brown Yellow
Probability
6x red
2x green
x brown
4x yellow
Find the probability of selecting a yellow marble.

Answer 6

Find the probability of selecting a yellow marble.= 4/13