How many matches will Played ?? asked in UK FRO 2021#shorts

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

A team consists of 5 boys and 4 girls. It plays singles matches against another team consisting of 6 boys and 4 girls. How many matches can be arranged between the two teams if a boy plays against a boy and a girl plays against a girl?

A team consisting of 7 boys and 3 girls plays singles matches against another team consisting of 5 boys and 5 girls. How many matches can be scheduled between the two teams if a boy plays against a girl and a girl plays against a boy?

In a cricket tournament 5 matchs were played, then in how many ways result can be declared?

Comprehension: Following is a record of the performance of a football team for the seven tournaments played in a year. How many matches did the team win during the year?

How many Grand Slam tournaments are played in a year in tennis?