Summary of Probability
Trending Questions
From a pack of 52 cards, I take out a King card and a Queen card. The total number of cards still left is
The number of king cards still left is
Fill both blanks respectively.
The total number of face cards in a deck of cards is
12
14
16
18
- 536
- 19
- 16
- \N
- 0.2
- 0.25
- 0.66
- 16
- 26
- 126
- 1
A box contains 3 black balls, 4 red balls and 3 green balls. All the balls are identical in shape and size. Rohit takes out a ball from the bag without looking into it. What is the probability that the ball drawn is a black or green ball?
310
410
35
12
- 52
- 12
- 23
Out of 50 students in a class taking a test, 35 of them passed whereas the other 15 failed. What is the probability that a student selected at random passed the test?
- 0.15
- 0.3
- 0.35
- 0.7
A box contains 3 black balls, 4 red balls and 3 green balls. All the balls are identical in shape and size. Rohit takes out a ball from the bag without looking into it. What is the probability that the ball drawn is a black or green ball?
410
310
12
35
- 52
- 12
- 23