1. | The number of ways in which 8 sweats of different sizes can be distributed among 8 persons of different ages so that the largest sweat always goes to be younger assuming that each one of then gets a sweat is |
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2. | The number of different factors the number 75600 has is |
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3. | If 50 different jewels can be set to form a necklace then the number of ways is Options: A. B. C.49! D.None of these |
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4. | 8 points are marked on the circumference of a circle. The number of chords obtained by joining these in pairs is |
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5. | The number of ways in which 6 men can be arranged in a row so that the particular 3 men sit together,is Options: A. B. C. D.None of these |
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6. | Options: A. B. C. D.None of these |
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7. | If ^{18}C = ^{18}C_{+2}, the value of ^{r}C_{5} is |
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8. | The Supreme Court has given a 6 to 3 decision upholding a lower court; the number of mays it can give a majority decision reversing the lower court is |
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9. | 0! is a symbol equal to |
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10. | The value of |
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11. | can be written as Options: A. B. C. D.None of these |
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12. | The value of Options: A. B.-1 C.+1 D.None of these |
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13. | If ^{5}P_{r}= 60, then the value of r is |
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14. | The number of straight lines obtained by joining 16 points on a plane, no twice of them being on the same line is |
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15. | If . ^{n}P_{3}: ^{n}P_{2} =3:1, then n is equal to |
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16. | The number of 4 digit numbers greater than 5000 can be formed out of the digits 3, 4, 5, 6 and 7 (no. digit is repeated). The number of such is |
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17. | If 12 school teams are participating in a quiz contest, then the number of ways the first, second and third positions may be won is |
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18. | is equal to Options: A. B. C. D.None of these |
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19. | There are 10 trains plying between Calcutta and Delhi. The number of ways in which a person can go from Calcutta to Delhi and return by a different train is |
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20. | The number of ways in which a person can chose one or more of the four electa appliances : T.V, Refrigerator, Washing Machine and a cooler is |
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