Team 'A' consists of 7 boys and n girls ...

Team 'A' consists of 7 boys and n girls and Team 'B' has 4 boys and 6 girls. If a total of 52 single matches can be arranged between these two teams when a boy plays against a boy and a girl plays against a girl, then n is equal to `:`

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A team consists of 6 boys and 4 girls and other has 5 boys and 3 girls.How many single matches can be arranged between the two teams when a boy plays against a boy and a girl plays against a girl?

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