0 votes 0 votes In how many ways can the word ‘DOCUMENTATION’ be arranged so that all the consonants come together. simi2426 asked Aug 9, 2022 simi2426 815 views answer comment Share Follow See all 4 Comments See all 4 4 Comments reply Kabir5454 commented Aug 9, 2022 reply Follow Share I am getting $\frac{7!}{2}*\frac{7!}{2!*2!}$. 3 votes 3 votes JAINchiNMay commented Aug 9, 2022 reply Follow Share yeah this seems to be correct 1 votes 1 votes simi2426 commented Aug 9, 2022 reply Follow Share @Kabir5454 yeah I am also getting the same. I guess all options are wrong then. 1 votes 1 votes Kabir5454 commented Aug 9, 2022 reply Follow Share @simi2426 yeah I think so. 0 votes 0 votes Please log in or register to add a comment.
1 votes 1 votes DOCUMENTATION All consonant together DCMNNTT =7!/2! *2! (Use of permutation with limited repetition) AEIOOU = 7!/2! So both subevents multiply (same here for repeated letter) (7!/2! *2! )*(7!/2!) This is the right answer. Coding skill answered Aug 16, 2022 Coding skill comment Share Follow See 1 comment See all 1 1 comment reply simi2426 commented Aug 16, 2022 reply Follow Share Yeah. Thats what I got. given options are incorrect 0 votes 0 votes Please log in or register to add a comment.