| 1. | From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are there on the committee. In how many ways can it be done? |
| a. | 564 |
| b. | 645 |
| c. | 735 |
| d. | 756 |
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Answer: (d).756
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| 2. | In how many different ways can the letters of the word 'LEADING' be arranged in such a way that the vowels always come together? |
| a. | 360 |
| b. | 480 |
| c. | 720 |
| d. | 5040 |
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Answer: (c).720
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| 3. | In how many different ways can the letters of the word 'CORPORATION' be arranged so that the vowels always come together? |
| a. | 810 |
| b. | 1440 |
| c. | 2880 |
| d. | 50400 |
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Answer: (d).50400
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| 4. | Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed? |
| a. | 210 |
| b. | 1050 |
| c. | 25200 |
| d. | 21400 |
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Answer: (c).25200
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| 5. | In how many ways can the letters of the word 'LEADER' be arranged? |
| a. | 72 |
| b. | 144 |
| c. | 360 |
| d. | 720 |
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Answer: (c).360
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