Question

activity on question 9 probability......A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken
out of the box at random. What is the probability that the marble taken out will be
(i) red ? (ii) white? (iii) not green?
plz help plz​

Answer 1

Answer:

Step-by-step explanation:

Box has 5 red, 8 white, 4 green marbles.

the probability that the marble taken out will be red is  

total no. of possible outcomes

no. of favourable outcomes

​  

.

⇒  

5+8+4

5

​  

=0.29

the probability that the marble taken out will be white is  

total no. of possible outcomes

no. of favourable outcomes

​  

.

⇒  

5+8+4

8

​  

=0.47

the probability that the marble taken out will be green is  

total no. of possible outcomes

no. of favourable outcomes

​  

.

⇒  

5+8+4

5+8

​  

=0.76

Answer 2

Answer:

(i) 5/17

(ii) 8/17

(iii) 13/17

ur ans