Question
A bag contains 4 black balls, 6 white balls and 5 red balls. Two balls are drawn simultaneously. Find the probability that both the balls are of same colour.
More Probability Questions
- There are (m + 4) red roses, (m + 9) white roses and ‘m’ pink roses in a bag. If the probability of picking a pink rose is 3/10, then find the value of ‘m’...
- If a coin is tossed repeatedly and the head appears for the first 94 times then what is the probability that the tail appears on the 95th toss?
- In a box, the ratio of green balls to yellow balls is 3:5. If 9 balls of each colour are added, the new ratio becomes 6:9. Find the number of yellow balls...
- A bag contains 7 white, 13 orange and 10 brown balls. Two balls are randomly drawn from the bag, what is the probability that a white and a brown ball are ...
- A bag contains 4 red, 5 blue, and 3 green balls. Two balls are drawn one by one without replacement. If it is given that at least one ball drawn is blue, w...
- A bag contains B red balls and 9 purple balls. If two balls are drawn at random, one after the other without replacement, and the probability of drawing bo...
- A number is chosen at random from first 20 natural numbers. Find the probability that the chosen number is prime.
- Two letters are selected randomly without replacement from the word ‘PROBABILITY’. Find the probability that both selected letters are consonants.
- A bag contains ‘x’ red balls and 4 green balls. If the probability of getting a red ball is 3/5, then find the probability of getting different coloured ba...
- ‘A’ and ‘B’ play a game where a coin is tossed 2 times. ‘A’ wins if both tosses give the same result. Find the probability that ‘A’ wins.
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)