List of top Mathematics Questions asked in Jharkhand Polytechnic

A die was rolled 120 times and the number of times 6 came up was noted. If the experimental probability calculated from this information is 1/3, then how many times 6 came up ?
If \(\sin 3A = \cos (A - 26^{\circ})\), where 3A is an acute angle, find the value of A.
Given the linear equation \(y = 2x + k\), determine the value of k if the point P(3, 7) lies on the line.
Which of the following cannot be the sides of a triangle ?
For which of the following figures, diagonals don't bisect each other?
Two identical solid cubes of volume \(8\text{ cm}^3\) are joined end to end. Then the length of diagonal of the resulting cuboid is :
If the radius of a sphere is 2r, then its volume will be :
For the following distribution, the modal class is :
Volumes of two spheres are in the ratio 64 : 27. The ratio of their surface areas is :
If the perimeter of a circle is equal to that of a square, then the ratio of their areas is :
If \(\triangle ABC \sim \triangle DEF\) such that DE = 3 cm, EF = 2 cm, DF = 2.5 cm, BC = 4 cm, then the perimeter of \(\triangle ABC\) is :
The Prime factorization of the number 2304 is:
Relation between x and y such that the point (x, y) is equidistant from the points (-7, -1) and (3, 5) is :
A pole 6 m high casts a shadow \(2\sqrt{3}\text{ m}\) long on the ground, then the Sun's angle of elevation is :
The angle which makes a linear pair with an angle of \(61^{\circ}\) is :
What will be the perimeter of semicircle of diameter of 14 cm ? (Take \(\pi = \frac{22}{7}\))
Area of a sector of a circle of radius 36 cm is \(54\pi\text{ cm}^2\). Find the central angle (in degrees) for corresponding arc of the sector.
Find the sum of the odd numbers between 0 and 50.
If the roots of the quadratic equation \(5x^2 - 10x + k = 0\) are real and equal, then the value of k is :
Point (0, -7) lies :
In \(\triangle ABC\) & \(\triangle PQR\), if \(AB = QR\), \(BC = PR\) and \(CA = PQ\), then :
A school has five houses A, B, C, D and E. A class has 23 students, 4 from house A, 8 from house B, 5 from house C, 2 from house D and rest from house E. A single student is selected at random to be the class monitor. The probability that the selected student is not from house A, B and C is :
Solution of the system of linear equations \(2x - 5y = 7\) and \(y - 1 = 0\) is :
A cylindrical pencil sharpened at one edge is the combination of :
Which of the following is rational number ?