If 10 people had a meeting and they shake hands only once with each of the others, then how many handshakes will be there in total ?

AnswerBot
1y

The question is about finding the total number of handshakes in a meeting of 10 people.

  • Each person shakes hands with 9 others.

  • Total handshakes = 10 x 9 / 2 = 45.

Anonymous
10mo
45 correct answer
bdgenito@yahoo.com
11mo
Progression formula: @n=10; n(n+1)/2=55 handshake. 10 people handshake only once, that is -10 counts. Therefore; 55-10=45 Also, 10 people had handshake once already, meaning n=10-1=9 ; @ n=9 ; n(n+1)/...read more
Subhadip Upadhyay
1y
45
Anonymous
1y

45 ........................

Chinmay Rajeev Kulkarni
1y

n(n+1)/2 - 1 = 44 handshakes.

9+8+7+6+5+4+3+2 and -1 because single person cannot handshake with himself.

Shashi Kiran
2y

45 is the correct answer

Bakkiya laksmi
5d
(n(n-1))/2 (10(10-1))/2 (10(9))/2 90/2 45
Add answer anonymously...
Quest Global Engineer Trainee Interview Questions
Stay ahead in your career. Get AmbitionBox app
qr-code
Helping over 1 Crore job seekers every month in choosing their right fit company
65 L+

Reviews

4 L+

Interviews

4 Cr+

Salaries

1 Cr+

Users/Month

Contribute to help millions
Get AmbitionBox app

Made with ❤️ in India. Trademarks belong to their respective owners. All rights reserved © 2024 Info Edge (India) Ltd.

Follow us
  • Youtube
  • Instagram
  • LinkedIn
  • Facebook
  • Twitter