1 How many 4-letter words with or without meaning, can be formed out of the letters of the word, 'LOGARITHMS', if repetition of letters is not allowed ? A) 40 B) 400 C) 5040 D) 2520
2 How many words with or without meaning, can be formed by using all the letters of the word, 'DELHI', using each letter exactly once ? A) 10 B) 25 C) 60 D) 120
3 In how many ways can the letters of the word 'APPLE' be arranged ? A) 720 B) 120 C) 60 D) 180 E) None of these
4 In how many ways can the letters of the word 'LEADER' be arranged ? A) 72 B) 144 C) 360 D) 720 E) None of these
5 How many words can be formed by using all the letters of the word, 'ALLAHABAD' ? A) 3780 B) 1890 C) 7560 D) 2520 E) None of these
6 How many arrangements can be made out of the letters of the word 'ENGINEERING' ? A) 277200 B) 92400 C) 69300 D) 23100 E) None of these
7 How many words can be formed from the letters of the word 'SIGNATURE' so that the vowels always come together ? A) 720 B) 1440 C) 2880 D) 3600 E) 17280
8 In how many different ways can the letters of the word 'OPTICAL' be arranged so that the vowels a4ways come together ? A) 120 B) 720 C) 4320 D) 2160 E) None of these
9 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 E) None of these
10 In how many different ways can the letters of the word 'JUDGE' be arranged in such a way that the vowels always come together ? A) 48 B) 120 C) 124 D) 160 E) None of these
11 In how many different ways can the letters of the word 'MATHEMATICS' be arranged so that the vowels always come together ? A) 10080 B) 4989600 C) 120960 D) None of these
12 In how many different ways can the letters of the word 'MACHINE' be arranged so that the vowels may occupy only the odd positions ? A) 210 B) 576 C) 144 D) 1728 E) 3456
13 In how many ways a committee, consisting of 5 men and 6 women can be formed from 8 men and 10 women ? A) 266 B) 5040 C) 11760 D) 86400 E) None of these
14 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 car. it be done ? A) 564 B) 645 C) 735 D) 756 E) None of these
15 In how many ways can 21 books on English and 19 books on Hindi be placed in a row on a shelf so that two books on Hindi may not be together ? A) 3990 B) 1540 C) 1995 D) 3672 E) None of these