At the end of a music concert, the 15 singers present all shake hands with…
PYQ SSC JE (Junior Engineer) 2020
At the end of a music concert, the 15 singers present all shake hands with each other once. How many handshakes will be exchanged in total?
- A.
105
- B.
125
- C.
90
- D.
120
Attempted by 7 students.
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