Question
A box contains 20 red and 15 white balls. The probability of drawing two balls of the same colour is?
More Probability Questions
- Bag A contains 3 yellow and 5 blue balls, while Bag B contains 4 yellow and 6 green balls. If one ball is drawn from bag 'A' and bag 'B', respectively, at ...
- A bag contains 3 Green and 9 Red balls. One ball is drawn at random. What is the probability that the ball drawn is Red?
- P and Q together started a business with initial investment in the ratio of 1:4, respectively. The time-period of investment for P and Q is in the ratio of...
- A box contains 5 red, 3 blue, and 2 green balls. Three balls are drawn at random without replacement. What is the probability that at least two of the dr...
- A box contains 6 Brown and 8 Blue caps. There is another box which contains 8 Brown and 7 Blue caps. One cap is to drawn from either of the two boxes. What...
- One five letter word is to be formed taking all letters – U, Z, M, O and Q. What is the probability that this formed word will contain all vowels together?...
- A box contains red, green, and blue balls. The probability of picking a blue ball at random is 1/4. The combined number of red and green balls is 15. If th...
- The probability of selecting a rotten egg randomly from a basket of 1050 eggs is 0.36. What is the number of rotten eggs in the basket?
- Mohit is a teacher and he teach some students in two (Morning & evening) slots. There are 5 boys and ‘x’ girls in morning slot, while there are ‘x’ boys an...
- The probability of selecting a rotten apple randomly from a heap of 100 apples is 0.20. What is the number of rotten apples in the heap?
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
