Hi,
The answer would be 40.
10 people --handshake.
For a single hand shake, we need 2 hands. Totally there were 10 people
So, 10C2= (10 * 9 )/(1 * 2)
= 45
But, No couple shake...
Type: Posts; User: sharmeraj; Keyword(s):
Hi,
The answer would be 40.
10 people --handshake.
For a single hand shake, we need 2 hands. Totally there were 10 people
So, 10C2= (10 * 9 )/(1 * 2)
= 45
But, No couple shake...
Hi,
(5*5)+(5!/(5+5))
=25 + (5!/10)
=25 + (120/10)
=25 + 12
=37
Cheers,
Sharme