10 business executives and 7 chairmen meet at a conference. If each business executive shakes the hand of every other business executive and every chairman once, and each chairman shakes the hand of each of the business executives but not the other chairmen, how many handshakes would take place?
A. 144
B. 131
C. 115
D. 90
E. 45
Answer: C
Source: GMAT Club Tests
10 business executives and 7 chairmen meet at a conference. If each business executive shakes the hand of every other
This topic has expert replies
-
- Legendary Member
- Posts: 1622
- Joined: Thu Mar 01, 2018 7:22 am
- Followed by:2 members
Timer
00:00
Your Answer
A
B
C
D
E
Global Stats