Home
Class 11
MATHS
Ten persons numbered 1, 2,.....,10 play ...

Ten persons numbered `1, 2,.....,10` play a chess tournament, each player against every other player exactly one game. It is known that no game ends in a draw. If `w_1, w_2,..... , w_(10)` are the number of games won by players `1, 2,.....,10` respectively, and `l_1, l_2,............., l_(10)` are the number of games lost by the players `1, 2,.....,10` respectively, then a. `sumw_i=suml_i=45` b. `w_i+1_i=9` c. `sumw l_1^2=81+suml_1^2` d. `sumw_i^2=suml_i^2`

Promotional Banner

Similar Questions

Explore conceptually related problems

Ten persons numbered 1, ,2 ..,10 play a chess tournament, each player against every other player exactly one game. It is known that no game ends in a draw. If w_1, w_2, , w_(10) are the number of games won by players 1, ,2 3, ...,10, respectively, and l_1, l_2, , l_(10) are the number of games lost by the players 1, 2, ...,10, respectively, then

Ten persons numbered 1, ,2 ..,10 play a chess tournament, each player against every other player exactly one game. It is known that no game ends in a draw. If w_1, w_2, , w_(10) are the number of games won by players 1, ,2 3, ...,10, respectively, and l_1, l_2, , l_(10) are the number of games lost by the players 1, 2, ...,10, respectively, then

Ten persons numbered 1, ,2 ..,10 play a chess tournament, each player against every other player exactly one game. It is known that no game ends in a draw. If w_1, w_2, , w_(10) are the number of games won by players 1, ,2 3, ...,10, respectively, and l_1, l_2, , l_(10) are the number of games lost by the players 1, 2, ...,10, respectively, then a. sumw_1=suml_i=45 b. w_i+1_i=9 c. sumw i 2_=81+sumli 2 d. sum w i2_=suml i2

Ten persons numbered 1, ,2 ..,10 play a chess tournament, each player against every other player exactly one game. It is known that no game ends in a draw. If w_1, w_2, , w_(10) are the number of games won by players 1, ,2 3, ...,10, respectively, and l_1, l_2, , l_(10) are the number of games lost by the players 1, 2, ...,10, respectively, then a. sumw_1=suml_i=45 b. w_1+1_i=9 c. sumw l1 2()_=81+suml1 2 d. sumw l i2()_=suml i2

In a chess tournament each of six players will play every other player exactly once. How many matches will be played during the tournament?

66 games were played in a tournament where each player placed one against the rest.The number of players are

66 games were played in a tournament where each player is placed against the rest. The number of players is :

In a tennis tournament in which every pair has to play with every other pair,10 players are playing.Find the number of games played.

If in a chess tournament each contestant plays once against each of the other and in all 45 games are played, then the number of participants, is

If in a chess tournament each contestant plays once against each of the other and in all 45 games are played, then the number of participants, is