There are 6 children in a class. Each shook hands with each other. How many
handshakes took place?
A 30
B 12
C 15
D 24
Ans 6:
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Ans 11:
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Class : Class 9
Vighneshwar , Bhavya and Anika can you tell me how the answer is A ??? Why are you telling the wrong answer ???
Ans 16:
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Class : Class 4
the solution is correct as this is not combination this is just simple paring that is converted to handshakes . answer is C