WebFeb 6, 2015 · Since six girls need to sit together so the number of combination of girls sitting next to each can be formed = ( 12 6) =924 The number arrangement that can be done to make boys and girls sit on 12 seats= 2 12 Therefore the probability of girls sitting next to each other= ( 12 6) 2 12 = 231 1024 WebQ. 6 girls and 5 boys sit together randomly in a row, the probability that no two boys sit together, is Q. Six boys and girls sit in a row randomly. Find the probability that t he boys and girls sit alternately.

Seating Arrangement Aptitude - GeeksforGeeks

WebFive girls are sitting in a row. Rashi is not adjacent to Sulekha or Abha. Anuradha is not adjacent to Sulekha. Rashi is adjacent to Monika. Monika is at the middle in the row. … Web5 boys and 5 girls sit in a row at random. The probability that the boys and girls an alternatively is A 145 B 283 C 1261 D 111 Medium Solution Verified by Toppr Correct option is C) 5 boys and 5 girls sit in a row at random ∴ No of ways they can sit =(5+5)! =10! ∴ No of ways that the boys and girls sit alternatively =51×5!×2 east elmhurst apartments

Factorial and counting seat arrangements (video) Khan Academy

WebPause this video and figure it out. Well, you might immediately say well that's going to be five factorial, which is going to be equal to five times four times three times two times … WebMay 18, 2024 · Number of ways students can sit on the end seats, when there is one girl on each end = 5*4=20. Probability that there is one girl on each end= 20/56=5/14. Chembeti wrote: 5 girls and 3 boys are arranged randomly in a row. Find the probability that: 1) there is one boy on each end. 2) There is one girl on each end. Web5 boys and 5 girls are sitting in a row randomly. The probability that boys and girls sit alternately is A 1261 B 421 C 1264 D 1266 Easy Solution Verified by Toppr Correct option is A) Total number of ways =10! Total number of ways in which 5 boys and 5 girls are sitting in a row =2×5!×5! ∴ Required probability cubix theme song