List of top Mathematics Questions asked in Bihar Board Class X Exam

The degree of the polynomial \( (3x^2 - 7x + 2)(2x^4 + 3x^3 - 5x + 2) \) is:
Which of the following is not an A.P.?
If \( (2x - 1), 7, 3x \) are in A.P., then what is the value of \( x \)?
Which of the following is not a polynomial?
If \( a_n \) is the n-th term of the A.P. \( 5, 12, 19, \dots \), then what is the value of \( a_{40} - a_{35} \)?
If the 7th term of an A.P. is 4 and its common difference is 4, then what is its first term?
If the sum of the first n terms of an A.P. is \( 4n^2 + 2n \), then the common difference of the A.P. is:
The pair of linear equations \( \frac{3}{2}x + \frac{5}{3}y = 7 \) and \( 9x - 10y = 14 \) is:
The system of linear equations \( 2x - 3y = 5 \) and \( 4x - 6y = 7 \) has:
If \( 3x + 4y = 10 \) and \( 2x - 2y = 2 \), then:
The distance covered by a wheel of diameter 42 cm in 2 revolutions is:
If straight lines \( 4x + py = 16 \) and \( 2x + 9y = 15 \) are parallel, then what is the value of \( p \)?
A, B, C, and D are four points on the circumference of a circle of radius 8 cm such that ABCD is a square. Then the area of square ABCD is:
The graphs of the equations \( 2x + 3y + 15 = 0 \) and \( 3x - 2y - 12 = 0 \) are which type of straight lines?
Evaluate \( 3 \tan^2 60^\circ \):
If \( \sin \theta = \sqrt{2} \cos \theta \), then the value of \( \sec \theta \) is:
Evaluate \( 3 \tan^2 60^\circ \):
If the radius of a circle becomes \( k \) times, then the ratio of the areas of the previous and new circles is:
What is the total perimeter of a semicircle whose radius is \( k \)?
If \( A \), \( B \), and \( C \) are angles of a triangle ABC, then the value of \( \csc \left( \frac{A + B}{2} \right) \) is:
What is the reciprocal of \( \sin \theta \times \cot \theta \)?
Evaluate \( \cot 12^\circ \cdot \cot 38^\circ \cdot \cot 52^\circ \cdot \cot 60^\circ \cdot \cot 78^\circ \):
The H.C.F. of two numbers is 15 and L.C.M. is 105. If one of the numbers is 5, then the other number is:
In \( L_2 \) form of 0.375, the form of \( q \) is:
In division algorithm \( a = bq + r \), \( b = 43 \), \( q = 31 \) and \( r = 32 \), the value of \( a \) will be: