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- In a cricket championship, there are 21 matches.
Question 1:
In a cricket championship, there are 21 matches. If each team plays one match with every other team,the number of teams is
A. 7
Feedback Let n be the number of teams.
nC2 = 21
(n(n-1)/2) = 21
n(n-1) = 42
n = 7
nC2 = 21
(n(n-1)/2) = 21
n(n-1) = 42
n = 7
B. 9
C. 10
D. None of these
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