Math11-20

Mock Test on Mathematics

[1-10]   [11-20]   [21-31]  

11.The roots of the quadratic equation ax² + bx + c = 0 will be reciprocal to each other if
a = 1/c
a = c
b=ac
a=b

12.Centre of a circle is (2, 3). If the line x + y = 1 touches, its equation is
x² + y² - 4x - 6y + 4 = 0
x² + y² - 4x - 6y + 5 = 0
x² + y² - 4x - 6y - 5 = 0
None of these

13.The set of all integers x such that |x – 3| < 2 is equal to
{1, 2, 3, 4, 5}
{1, 2, 3, 4}
{2, 3, 4}
{-4, -3, -2}

14.The sixth term of a HP is 1/61 and the 10th term is 1/105. The first term of the H.P. is
1/39
1/28
1/17
1/6

15. The line y = mx + 1 is a tangent to the parabola y² = 4x if
m=1
m=2
m=3
m=4

16. If x is uniformly distributed over (0, 10), the probability that 1< x < 6 is
1/10
3/10
4/11
None of the above

17. The area of triangle formed by the vertices (p, q + r), (q, p + r), (r, p + q) is
p+q+r
Tape cassettes
0
None of the above

18.If a = i + j + k, a. b = 1, a * b = j – k, then b is equal to
2i
i
2i-j
2i-k

19.In an arithmetic progression, the first term is 2, the last term is 29 and the sum is 155. The difference is
3
5
2
4

20.A student is allowed to select at the most n books from a collection of (2n + 1) books. If the total number of ways in which he can select a book is 63, the value of n is
1
7
5
3

This page is developed by our student Mr. Neelamadhaba Panigrahi, 2nd semester ICT and Ex-student, Miss Priyadarsini Mishra
Thanks Priyadarsini and Neelamadhaba!!!