IIT JEE : Probability QUESTIONS AND ANSWERS :: part1 : 1 to 5
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
Probability :1.The probability of a man hitting a target is 3/4. He tries 5 times. The probability that the target will be hit at least 3 times, is |
| 291/364 |
| 371/464 |
| 471/502 |
| 459/512 |
Probability :2.A lot consists of 10 good pencils, 6 pencils with minor defects and 4 with major defects. One pencil is selected from the lot at random. The probability that this pencil is good, is |
| 3/5 |
| 1/2 |
| 2/5 |
| 3/10 |
Probability :3.Three mangoes and three apples are kept in a box. If two fruits are selected at random from the box, the probability that the selection will contain one mango and one apple, is |
| 3/5 |
| 5/6 |
| 1/36 |
| None of these |
Probability :4.The chance of throwing a total of 3 or 5 or 11 with two dice is |
| 5/36 |
| 1/9 |
| 2/9 |
| 19/36 |
Probability :5.A fireman is firing at a distant target and has only 10% chance of hitting it. The number of rounds, he must fire in order to have 50% chance of hitting it at least once is |
| 5 |
| 7 |
| 9 |
| 11 |
More Probability QUESTIONS AND ANSWERS available in next pages
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