Answer: HAPPY BIRTHDAY :)))
the answer is C
Step-by-step explanation:
Answer:
625
Step-by-step explanation:
I would say 6 hours but i don’t think it is, sorry this one is a real tricky one
The number of handshakes is the number of ways 6 objects can be selected 2 at a time.
.. C(6,2) = 6·5/(2·1) = 15
The appropriate choice is
... C) 15
_____
Consider that each person can shake hands with 5 others. That's a total of 6*5 = 30 handshakes, but it counts both A shaking with B and B shaking with A. If each pair of persons only shakes hands once, the number of handshakes is 30/2 = 15.
