Permutation and Combination Test 128 Mar, 2017 in Quiz & Online Test by Prashant Kumar Rai Share On Instructions: →Total Number of questions : 10 →Time allotted : 15 Minutes →Each question carry 1 mark, no negative mark →Do Not refresh the page !!! All The Best !!! NameEmail1) How many 3-letter words with or without meaning, can be formed out of the letters of the word, 'LOGARITHMS', if repetition of letters is not allowed? 5040 720 520 4202) In how many different ways can the letters of the word 'LEADING' be arranged in such a way that the vowels always come together? 360 480 720 50403) In how many ways can 7 beads can be arranged to form a necklace? 360 60 120 7204) How many 3 digit numbers can be formed from the digits 2, 3, 5, 6, 7 and 9 which are divisible by 5 and none of the digits is repeated? 8 16 24 205) In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there? 209 159 205 1946) In how many different ways can the letters of the word 'DETAIL' be arranged in such a way that the vowels occupy only the odd positions? 60 32 36 487) How many two digit numbers can be generated using the digits 1,2,3,4 without repeating any digit? 16 12 4 108) In how many different ways can the letters of the word 'MATHEMATICS' be arranged such that the vowels must always come together? 9800 120960 140020 1000209) Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed? 25200 22500 21300 2440010) In a birthday party, every person shakes hand with every other person. If there was a total of 28 handshakes in the party, how many persons were present in the party? 6 9 7 8 Related Share On