At the end of a business conference all the ten people present shake hands with

At the end of a business conference all the ten people
present shake hands with each other once. How many
handshakes will there be altogether?

(1) 90

(2) 55

(3) 45

(4) 20

Question Posted / samuel krupakar

3 Answers
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At the end of a business conference all the ten people present shake hands with each other once. Ho..

Answer / samuel krupakar

( 3 ) 45

Is This Answer Correct ?

28 Yes

2 No

At the end of a business conference all the ten people present shake hands with each other once. Ho..

Answer / sudip kanti das (shonta)

EXPLANATION :-
FORMULA IS
N-1 X (N/2).
NOW PUTTING VALUE
10-1 X (10-2)= 9 X 5 = 45.
SO ANSWER IS = 45

Is This Answer Correct ?

6 Yes

0 No

At the end of a business conference all the ten people present shake hands with each other once. Ho..

Answer / jothi

Is This Answer Correct ?

7 Yes

10 No

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