Question
A bag contains 7 yellow balls, 5 black balls and 3 red balls. Two balls are drawn simultaneously. Find the probability that both the balls are of same colour.
More Probability Questions
- A jar contains 9 purple balls, 6 brown balls and 5 orange balls. Two balls are taken at random. What is the probability that at least one of them is orange...
- Roger Federer gets a chance of 60% to win 1st set of tennis and Andy Murray gets a chance of 55% to win 2nd set of tennis. In what Percent of cases are the...
- 30 defective earphones got mixed with 150 non-defective earphones. A student randomly picks one earphone. Find the probability that it is defective.
- A bag contains 5 red balls, 4 blue balls, and 3 green balls. If three balls are drawn randomly, what is the probability that all three balls are of differe...
- Given that E and F are events such that P(E) = 0.8, P(F) = 0.4 and P(E∩ F) = 0.2. Find P(F|E).
- Two dice are thrown simultaneously. Find the probability that sum of the numbers appeared on both the dice is at least 7.
- Two students are selected randomly without replacement from a group of 8 boys and 4 girls. Find the probability that both selected students are girls.
- A basket contains x green apples, (x + 2) red apples and (x + 10) yellow apples. If probability of getting a red apple is 1/8 more than that of getting a g...
- Bag C contains 2 red balls and 2 blue balls, whereas bag D contains 5 red balls and 5 blue balls. One ball is drawn at random from C and transferred into D...
- Two cards are drawn at random from a standard deck of 52 cards. What is the probability of drawing at least one queen?
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)