Permutation and CombinationHard
Question
The straight lines I1, I2, I3 are parallel and lie in the same plane. A total number of m points are taken on I1; n points on I2, k points on I3. The maximum number of triangles formed with vertices at these points are
Options
A.m + n + kC3
B.m + n + kC3 − mC3 − nC3 − kC3
C.mC3 + nC3 + kC3
D.None of these
More Permutation and Combination Questions
The number of ways in which 10 identical apples can be distributed among 6 children so that each child receives atleast ...A student has to answer 10 out of 13 questions in an examination. The number of ways in which he can answer if he must a...Two variants of a test paper are distributed among 12 students. Number of ways of seating of the students in two rows so...50C36 is divisible by...Ten different letters of an alphabet are given. Words with five letters are formed from these given letters. Then, the n...