There are 36 people in a party. If everyone is to shake hands with one another, how many hand shakes are possible? Choose the correct choice from the following.
A) 435	B) 367	C) 630	D) 597	E) 561
Explanation:   Total number of persons = n = 36   Shake hands involve only 2 persons = r = 2   Number of shake hands = n630r = 366302   366302 = (36 * 35) /(2 * 1)= 
<gadget id="calculator">(36 * 35) /(2 * 1)</gadget>
<output>630</output>
630   ANSWER:630
<result>C</result>
There are 36 people in a party. If everyone is to shake hands with one another, how many hand shakes are possible?