Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Permutations and Combinations
There are 15 points in a plane such that no three of them are collinear. The number of triangles formed by joining them is
1
455
2
2730
3
355
4
More than one of the above
5
None of the above