49 members attended the party. In that 22 are males, 17 are females. The shake hands between males, females, male and female. Total 12 people given shake hands. How many such kinds of such shake hands are possible?

• 12C2=66
• 14 years agoHelpfull: Yes(28) No(4)
• for getting handsshake use formula n*(n-1)/2 where n= no of persons involve in hand shake
  i.e., in this case 12*11/2=66
• 14 years agoHelpfull: Yes(15) No(3)
• 66 handshakes...becoz 12 peoples are involved only.
• 14 years agoHelpfull: Yes(10) No(3)
• total no of handshake is 12C2=66.
• 14 years agoHelpfull: Yes(3) No(3)
• 66 is ans.........
• 10 years agoHelpfull: Yes(1) No(1)