A bag contains 5 red, 4 blue, 3 green balls. Two balls are drawn without replacement. Probability that both are same color is: MCQ with Answer and Explanation

Question

Share Report Error

A bag contains 5 red, 4 blue, 3 green balls. Two balls are drawn without replacement. Probability that both are same color is:

A. 19/66

B. 15/66

C. 20/66

D. 12/66

Answer: Option A

Solution (By JKSSB Mock Tests)

Total ways C(12,2)=66. Favorable: C(5,2)+C(4,2)+C(3,2) = 10+6+3=19. Probability=19/66.

This question belongs to: Accountancy and Statistics Statistics

Request complete Subject PDF

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Statistics Questions

Question #1

The stub of a table contains:

A. Column headings

B. The title

C. Footnotes

D. Row headings

View Answer & Solution Discuss

Get Complete Subject PDF for Accountancy and Statistics

Correct Answer: Option D

Explanation:
The stub is the left‑most part of a table containing the row captions.

This question belongs to: Accountancy and Statistics Statistics

Question #2

A card is drawn from a standard deck. Probability it is a king or a heart is:

A. 17/52

B. 4/13

C. 1/4

D. 16/52

View Answer & Solution Discuss

Get Complete Subject PDF for Accountancy and Statistics

Correct Answer: Option D

Explanation:
P(king ∪ heart) = P(king) + P(heart) - P(king of hearts) = 4/52 + 13/52 - 1/52 = 16/52.

This question belongs to: Accountancy and Statistics Statistics

Question #3

The 'life expectancy at birth' in India as per recent SRS is about:

A. 72 years

B. 65 years

C. 69 years

D. 60 years

View Answer & Solution Discuss

Get Complete Subject PDF for Accountancy and Statistics

Correct Answer: Option C

Explanation:
Life expectancy at birth is around 69 years (2014-18).

This question belongs to: Accountancy and Statistics Statistics

Explore All Statistics MCQs