Question

There are 40 spectators.If each of them handshake with each other.Count the total no. of handshake ?​

Answer 1

Answer:

1600 becuse every body shakes hand with every body so 40 spectators 40×1 , 40×2, .........40×40=1600

Answer 2

Total no. Of spectators=40

Total no. Of hands =40

They all handshake with each other..

So, total no. Of handshake = total no. Of hands × total no. Of spectators.

= 40×40

=1600

Total handshakes are 1600

Hope it will help u