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Every person shakes hand with each other in a party and the total number of hand shakes is 66. the number of guests in the party is?
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Every person shakes hand with each other in a party and the total numb...
N(n-1)/2=66
or, n2-n-132=0
or, n2-12n+11n-132
or, n(n-12)11(n-12)
or, (n-12)(n+11)=0
Either, n=12 or n=-11
but only correct result is 12(because it is positive)
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Every person shakes hand with each other in a party and the total number of hand shakes is 66. the number of guests in the party is?
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Every person shakes hand with each other in a party and the total number of hand shakes is 66. the number of guests in the party is? for CA Foundation 2024 is part of CA Foundation preparation. The Question and answers have been prepared according to the CA Foundation exam syllabus. Information about Every person shakes hand with each other in a party and the total number of hand shakes is 66. the number of guests in the party is? covers all topics & solutions for CA Foundation 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Every person shakes hand with each other in a party and the total number of hand shakes is 66. the number of guests in the party is?.
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