Question
Six people, D, E, F, G, H and I, sit in a linear row,
such that all face in the north direction. Only two persons sit to the right of E. F sits second to the left of G. Two persons sit between H and I. D does not sit adjacent to I. Who among the following sits immediate left of D?Solution
Only two persons sit to the right of E. ____ ____ ____ E ____ ____ F sits second to the left of G. ____ ____ F   E   G ____ …… (i) F  ____ G E ____ ____ …….. (ii) Two persons sit between H and I. D does not sit adjacent to I. ____ ____ F   E   G ____ …… (i) F  I   G  E  H   D …….. (ii) Final arrangement as shown below: F  I   G  E  H   D
In how many different ways can the letters of the word 'COMPUTER' be arranged in such a way that the vowels always come together?
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "VINTAGER"?
- Eight books out of which 4 are part of a series and the remaining are standalone books are to be arranged on a shelf. Find the number of arrangements in wh...
A group consists of 7 boys and 12 girls. In how many ways can 3 boys and 5 girls be selected from the group?
Find the number of words that can be formed by using all letters of the word 'LAPTOP', if order of vowels remains same.
In a bag there are 4 red balls, 3 green balls, and 5 blue balls. If one ball is drawn at random from the bag, what is the probability of drawing a green...
In how many ways can the letters of the word ‘MEDICAL’ be rearranged so that the vowels never come together?
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "PAINTER"?
In how many different ways can the letter of the word ‘PRAISE’ be arranged?
In how many different ways can the letters of the word ‘PUBLIC’ be arranged in such a way that the vowels occupy only the odd positions?