
There are 10 people in a room. If each person shakes hands with exactly 3 other people, what is the total number of hand
Guys, there are 10 people in a room. If each person shakes hands with exactly 3 other people, what is the total number of handshakes?
A. 15
B. 30
C. 45
D. 60
E. 120
Can someone answer this one? #gmat #problemsolving
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