There are 16 hockey teams. find:
(1) No of matches played when each team plays with each other twice.
(2) No of matches played when each team plays each other once.
(3) No of matches when knockout 0f 16 team is to be played

• 1. 16*(16-1)=16*15=240
  2. 16*(16-1)/2 = 120
  3. 8+4+2+1=15
• 10 years agoHelpfull: Yes(64) No(5)
• 1.2*15C2
  2.15C2
  3.15
• 10 years agoHelpfull: Yes(6) No(4)
• 2*16c2=240
  16c2=120
  15
• 9 years agoHelpfull: Yes(3) No(2)
• (1)one team plays with 15 teams twice ie,1*15*2
  16 teams plays with 15 teams twice= 16*15*2
  (2)one team plays with 15 teams once ie,1*15*1
  16 teams plays with 15 teams once= 16*15*1
  (3)8+4+2+1=15
  
• 8 years agoHelpfull: Yes(2) No(4)
• 15c2*2
  15c2
  15
• 10 years agoHelpfull: Yes(1) No(0)
• 1>30
  2>15
  3>27
• 10 years agoHelpfull: Yes(0) No(12)