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.

Q1.

Let the number of cyphers at the end of \(\binom{2002}{1001}\) be:  

(A)
0
(B)
1
(C)
2
(D)
200
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Q2.

Three vertices of a convex \(n\)-sided polygon are selected. If the number of triangles that can be constructed such that none of the sides of the triangle is also the side of the polygon is 30, then the polygon is a

(A)
Heptagon
(B)
Octagon
(C)
Nonagon
(D)
Decagon
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