Question

There are eight marbles in a bag. Four marbles are blue (B), two marbles are red (R) and two marbles are green (G) Steve takes a marble at random from the bag. (i) What is the probability that Steve will take a blue marble. (ii) What is the probability that Steve will take a green marble. (iii) What is the probability that Steve will take a yellow marble.

Answer 1

Answer:

i) 4/8 = 1/2

ii) 2/8= 1/4

iii) 0/8=0

Answer 2

Answer:

1) probability of getting blue marbles is 4/8 or 1/2

2) probability of getting green marbles is 2/8 or 1/4

3) probability of getting yellow marbles is 0/8 or 0