Question
A bag contains (2x +
A bag contains (2x +
y) red taps, 32 black taps and (3x –
y) yellow taps. The probability of picking a red tape at random is 4/13 while the probability of picking a yellow tape at random is 1/13. Determine the value of (x +
y).
More Probability Questions
- A bag contains 5 green balls, 4 blue balls and 6 yellow balls. Two balls are drawn simultaneously. Find the probability that both the balls are of same col...
- A box contains 5 red balls and 3 blue balls. Two balls are drawn at random without replacement. Find the probability that both balls are of the same colour...
- If the letter of the word Apples is arranged at random, what is the probability that all the vowels comes together?
- If three socks are chosen at random, what is the probability that all are blue socks?
- Two cards are drawn at random from a pack of 52 cards. What is the probability that either both are black or both are queens?
- A bag contains 7 orange balls, 8 red balls and 5 black balls. Three balls are drawn at random. Find the probability that at least two balls are red.
- A box contains 21 ribbons out of which [A] ribbons are white, and rest is green in colour. The probability of drawing a white ribbon and a green ribbon tog...
- Two letters are selected randomly without replacement from the word ‘PROBABILITY’. Find the probability that both selected letters are consonants.
- 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.
- All the sides of a 3-inch solid cube are painted. The cube is then cut into cubes of equal size to 1 inch each. If a cube is chosen at random, what is the ...
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)