Mathematics: At the first meeting of the Tennis Club, the 7 members decided to have a tournament in which every player will play a match against every other player. How many matches will there be in the tournament?

All you need to do is simplify 5-8 and it doesn t simplify any more so your ratio would be 5 to 8...

At the first meeting of the Tennis Club, the 7 members

kamillecronk

21.01.2022

21 matches

Step-by-step explanation:

This is a combination problem where we have to select two member out of 7 members

So we want calculation of 7C2

7C2 = 7!/[(2!)(7-2)!]

(7*6*5*4*3*2*1)/[(2*1) *(5*4*3*2*1]

(7*6)/2 ~ Note everything that easily cancels here!

42/2

21 matches

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