Class 11

10. Permutations & Combinations question bank (Maths)

Practice 382 free Class 11 Maths - 10. Permutations & Combinations questions with answers and step-by-step solutions.

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Q1.

Find the number of triangles that can be formed using the five points comprising the four vertices of a square and the intersection point of its diagonals.

(A)
4
(B)
6
(C)
8
(D)
10
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Q2.

A question paper on mathematics consists of twelve questions divided into three parts A, B and C, each containing four questions.  
In how many ways can an examinee answer five questions, selecting at least one from each part?  

(A)
624
(B)
208
(C)
1248
(D)
2304
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