A bag contains 3 blue marbles, 2 white marbles and 4 red marbles. If one marble is drawn at random,
find the probability that it is : (1) white (ii) blue (ii) red.
of the line segment ioining A1-7
5) and
Answers
Answered by
1
Answer:
Total no. of marbles=3+2+4=9
(1) No. of white marbles=2
∴ probability of getting a white marble=
9
2
(2) No. of blue marbles=3
∴ probability of getting a blue marble=
9
3
=
3
1
(3) No. of red marbles=4
∴ probability of getting a red marble=
9
4
(b)Since, Total no. of balls = 5+8+7=20
(1) No. of balls that are white or green = 8+7=15
∴ probability of getting a white or green ball =
20
15
=
4
3
(2) No. of balls that are neither green nor red =7
∴ probability of getting a ball that are neither green nor red =
20
7
Step-by-step explanation:
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Answered by
6
Answer:
WHITE = 2/9
BLUE = 3/9 = 1/3
RED = 4/9
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