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Mathematics
List of top Mathematics Questions
If the radius of a sphere becomes \(3\) times, then its volume will become:
Bihar Board X - 2023
Bihar Board X
Mathematics
Mensuration
The areas of the bases of a cone and a cylinder are equal and their curved surface areas are also equal. If the height of the cylinder is \(2\) metre, then the slant height of the cone is:
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Bihar Board X
Mathematics
Mensuration
If the volume of a cube is \(125\ \text{cm}^3\) then the ratio of the side of the cube and the space diagonal of the cube is:
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Bihar Board X
Mathematics
Mensuration
\(\dfrac{\sqrt{81}}{2}\) is:
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Bihar Board X
Mathematics
Number System
The external radius of a metallic pipe is \(4\) cm and its internal radius is \(3\) cm. If its length is \(10\) cm, then the volume of metal is:
Bihar Board X - 2023
Bihar Board X
Mathematics
Mensuration
If \( \sin 48^\circ = p \), then the value of \( \tan 48^\circ \) is:
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Bihar Board X
Mathematics
Trigonometry
The base diameter of a cone is \(10\) cm and its height is \(12\) cm. Then the volume of the cone is:
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Bihar Board X
Mathematics
Mensuration
If the radius of a wheel is \( \dfrac{35}{44} \) metre, then the distance covered in \(2\) revolutions is:
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Bihar Board X
Mathematics
Mensuration
How many solid spheres of radius \(1\) cm can be made from a solid sphere of radius \(8\) cm (assuming no loss of material)?
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Bihar Board X
Mathematics
Mensuration
If \( \tan 27^\circ \cdot \tan 63^\circ = \sin A \), then the value of \(A\) is:
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Bihar Board X
Mathematics
Trigonometry
If \(O\) is the centre and \(r\) is the radius of a circle and \(\angle AOB=\theta\) (in degrees), then the length of arc \(AB\) is equal to:
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Bihar Board X
Mathematics
Mensuration
The value of \( \dfrac{\cos 37^\circ}{\sin 53^\circ} + \dfrac{\cot 34^\circ}{\tan 56^\circ} \) is:
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Bihar Board X
Mathematics
Trigonometry
Evaluate \( \dfrac{\cos 60^\circ + 1}{\cos 60^\circ - 1} \).
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Bihar Board X
Mathematics
Trigonometry
Evaluate \( \sin 54^\circ - \cos 36^\circ \).
Bihar Board X - 2023
Bihar Board X
Mathematics
Trigonometry
Evaluate \(2(\sin 45^\circ - \cos 45^\circ)\).
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Bihar Board X
Mathematics
Trigonometry
The value of \( \csc^{2}\theta - \cot^{2}\theta \) is:
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Bihar Board X
Mathematics
Trigonometry
Evaluate \( \cos 1^\circ \cdot \cos 2^\circ \cdot \cos 3^\circ \cdots \cos 90^\circ \).
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Bihar Board X
Mathematics
Trigonometry
If \( \dfrac{A}{5} = 12^\circ \), then the value of \( 3\csc^{2} A \) will be:
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Bihar Board X
Mathematics
Trigonometry
If one root of the quadratic equation \(2x^2 + px - 3 = 0\) is \(-3\), then the value of \(p\) will be:
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Bihar Board X
Mathematics
Quadratic Equations
For what values of \(k\) are the roots of the quadratic equation \(9x^2 + 3kx + 4 = 0\) real and equal?
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Bihar Board X
Mathematics
Quadratic Equations
If \( \alpha, \beta \) are the roots of the equation \( x^2 + 3px + 2p^2 = 0 \) and \( \alpha^2 + \beta^2 = 5 \), then the value of \(p\) is:
Bihar Board X - 2023
Bihar Board X
Mathematics
Quadratic Equations
The roots of the quadratic equation \(a^{2}p^{2}x^{2}-q^{2}=0\) are:
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Bihar Board X
Mathematics
Quadratic Equations
The ratio of the sum of the roots and the product of the roots of the quadratic equation \(x^2 - 15x + 50 = 0\) is:
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Bihar Board X
Mathematics
Quadratic Equations
If \(-5\) and \(-1\) are the roots of a quadratic equation, then the equation will be:
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Bihar Board X
Mathematics
Quadratic Equations
If \( P(0,0) \), \( Q(8,0) \) and \( R(0,12) \) are the vertices of \( \triangle PQR \), then the area of \( \triangle PQR \) is:
Bihar Board X - 2023
Bihar Board X
Mathematics
Coordinate Geometry
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