0 votes 0 votes In how many ways we can wear 4 distinct rings in 3 particular fingers? Combinatory testbook-test-series discrete-mathematics combinatory + – shreyansh jain asked Nov 30, 2018 • recategorized Mar 12, 2019 by ajaysoni1924 shreyansh jain 650 views answer comment Share Follow See all 11 Comments See all 11 11 Comments reply Gurdeep Saini commented Nov 30, 2018 reply Follow Share 360 ?? 0 votes 0 votes Lakshman Bhaiya commented Nov 30, 2018 reply Follow Share @shreyansh jain see this https://math.stackexchange.com/questions/422136/how-many-ways-can-5-rings-be-placed-on-4-fingers Yes answer is $360$ 1 votes 1 votes Soumya Tiwari commented Nov 30, 2018 reply Follow Share 81..? 0 votes 0 votes Lakshman Bhaiya commented Nov 30, 2018 reply Follow Share How you got $81?$ 0 votes 0 votes Lakshman Bhaiya commented Nov 30, 2018 reply Follow Share Good, now it's clear. 0 votes 0 votes Deepanshu commented Nov 30, 2018 reply Follow Share it is 81 ....... not 360 0 votes 0 votes Lakshman Bhaiya commented Nov 30, 2018 reply Follow Share see my above comment link i think you understand Can you share your method? 0 votes 0 votes Soumya Tiwari commented Nov 30, 2018 reply Follow Share For each ring we have 3 choices i.e. either of the 3 fingers.So for for rings it will be 3*3*3*3 =81 I'm not getting the approch mentioned in that link! Can you please explain it clearly,Thanks ! 0 votes 0 votes Subarna Das commented Nov 30, 2018 reply Follow Share @shreyansh jain, please add question source in title 0 votes 0 votes Lakshman Bhaiya commented Nov 30, 2018 reply Follow Share @shreyansh jain, what is the correct answer? 0 votes 0 votes shreyansh jain commented Dec 2, 2018 reply Follow Share Lakshman Patel RJIT Given answer was 360, if that's correct. I too have seen many people giving the other reasoning, see this https://math.stackexchange.com/questions/2222256/in-how-many-ways-5-different-rings-can-be-worn-on-4-fingers 0 votes 0 votes Please log in or register to add a comment.
