1 
No. of triangles can be formed by joining the vertices of the polygon having 5 sides ? 
 A. 10
 B. 15
 C. 20
 D. none of these

2 
The value of <sup>5</sup>C<sub>2</sub> is: 

3 
The probability that a number selected from the numbers 1, 2, 3, 4, 5, ......, 16 is a prime number is: 

4 
No. of necklaces can be made from 7 beads of different colors ? 
 A. 360
 B. 120
 C. 60
 D. 70

5 
Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn bears a number which is a multiple of 3 ? 
 A.
 B.
 C.
 D. none of these

6 
<sup>n</sup>C<sub>4</sub> =<sup>n</sup>C<sub>8</sub>then n = : 

7 
The number of ways in which fiver persons can sit at a round table is: 
 A. 4!
 B. 5!
 C.
 D. none of these

8 
No. of arrangements of the letters of the word plane taking all letters at a time: 

9 
The number of diagonals of a polygon with n sides is: 
 A.
 B.
 C.
 D. none of these

10 
Numbers are formed by using all the digits 1, 2, 3, 4, 5, 6 on digit being repeated, then the numbers which are divisible by 5 are: 
 A. 110
 B. 120
 C. 122
 D. 124
