Latest IBPS Aptitude Question SOLUTION: At the end of a banquet 10 people shake hands with each other. How many handshakes will there be in total? D. 50 C. 45 B. 20 A. 100

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(#M40025263) IBPS Numerical Ability question MENTAL ABILITY Keep an EYE

At the end of a banquet 10 people shake hands with each other. How many handshakes will there be in total?

D. 50
C. 45
B. 20
A. 100

Asked In IBPS MAN (11 years ago)

Unsolved Read Solution (3)

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Read Solution (3) :

ravi ranjan dubey  (11 years ago)

ans c 45
because 1 person shakes hand with 9 other people
2nd person shakes hand with 8 people (he cannot shake hand with himself and 1st person has already shaked hand with him so he will not shake hand with first person)similarly it will go on
result 9+8+7+6+5+4+3+2+1=45

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arun kumar ravi  (9 years ago)

for hand shake 2 people required
so required handshake will be 10c2=45

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Bighnesh Acharya  (8 years ago)

10C2 = 10*9/2=45

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