List of top Mathematics Questions asked in CBSE Class X

In triangles ABC and PQR, \(\angle A = \angle Q\) and \(\angle B = \angle R\), then AB : AC is equal to :

For any natural number n, \(5^n\) ends with the digit :

The natural number 1 is :

If \(2 \sin A = 1\), then the value of \(\tan A + \cot A\) is :

Assertion (A) : The mean of first 'n' natural numbers is \(\frac{n - 1}{2}\).
Reason (R) : The sum of first 'n' natural numbers is \(\frac{n(n + 1)}{2}\).

The LCM of 960 and 240 is :

The mean and median of a frequency distribution are 43 and 43.4 respectively. The mode of the distribution is :

From a point on the ground, which is 60 m away from the foot of a vertical tower, the angle of elevation of the top of the tower is found to be \(45^\circ\). The height (in metres) of the tower is :

The distance of the point A(4a, 3a) from x-axis is :

If the pair of linear equations : \(a_1x + b_1y + c_1 = 0\) and \(a_2x + b_2y + c_2 = 0\) is consistent and dependent, then

If a pair of linear equations in two variables is represented by two coincident lines, then the pair of equations has :

If \(TP\) and \(TQ\) are two tangents to a circle with centre \(O\) from an external point \(T\) so that \(\angle POQ = 120^{\circ}\), then \(\angle PTQ\) is equal to :

Given that \(\sin \theta = \frac{a}{b}\), then \(\cos \theta\) is equal to :

Assertion (A) : The probability that a leap year has 53 Mondays is \(\frac{2}{7}\).
Reason (R) : The probability that a non-leap year has 53 Mondays is \(\frac{5}{7}\).

A die is thrown once. Probability of getting a number other than 3 is :

If \(\Delta ABC\) and \(\Delta DEF\) are similar such that \(2 AB = DE\) and \(BC = 8\) cm, then \(EF\) is equal to :

The graph of \(y = f(x)\) is given. The number of zeroes of \(f(x)\) is :

The common difference of the AP : \(\sqrt{2}, 2\sqrt{2}, 3\sqrt{2}, 4\sqrt{2}, \dots\) is :

In the given figure, \(PA\) is a tangent from an external point \(P\) to a circle with centre \(O\). If \(\angle POB = 125^{\circ}\), then \(\angle APO\) is equal to :

The radius of a sphere (in cm) whose volume is \(36 \pi \text{ cm}^{3}\), is :

The mid-point of the line segment joining the points \((5, -4)\) and \((6, 4)\) lies on :

The HCF of 960 and 432 is :

The natural number 2 is :

If \(\cos A = \frac{1}{2}\), then the value of \(\sin^{2} A + 2 \cos^{2} A\) is :

Assertion (A) : The polynomial \(p(y) = y^{2 + 4y + 3}\) has two zeroes.
Reason (R) : A quadratic polynomial can have at most two zeroes.