Mathematics
A die is thrown 300 times and outcomes are noted as given below :
| Outcomes | 1 | 2 | 3 | 4 | 5 | 6 |
|---|---|---|---|---|---|---|
| Frequency | 50 | 73 | 55 | 44 | 45 | 33 |
When the same die is thrown once more, what is the probability of getting :
(i) 4 ?
(ii) 6 ?
(iii) 5 ?
(iv) 2 ?
Related Questions
A box contains a certain number of balls. On each of 60% balls, letter A is marked. On each of 30% balls, letter B is marked and on each of remaining balls, letter C is marked. A ball is drawn from the box at random. Find the probability that the ball drawn is :
(i) marked C
(ii) A or B
(iii) neither B nor C.
The percentage of marks obtained by a student of class X in four unit tests are given below :
Unit test I II III IV Marks secured % 62 69 33 86 A test is selected at random. What is the probability that the student gets 69% marks in the test ?
The following table shows the relationship between the monthly incomes and the number of vehicles in a family. If 2000 families, in a locality, are selected, the information gathered is listed in the table below :
Monthly income (₹) 0 vehicle 1 vehicle 2 or more than 2 vehicles Less than 10,000 1 140 13 10,000 - 12,000 2 285 17 12,000 - 14,000 0 515 0 14,000 - 16,000 0 449 9 16,000 or more 3 559 7 A family is chosen, write the probability that the family chosen is :
(i) earning ₹ 10,000 - ₹ 12,000 per month and owning exactly 1 (one) vehicle.
(ii) earning ₹ 14,000 or more per month and owning 2 or more than 2 vehicles.
(iii) not owning more than 1 vehicle.