List of top Questions asked in Bihar Board X - 2025

If \(P(E) = 0.02\) then \(P(E')\) is equal to
Two dice are thrown at the same time. What is the probability that the difference of the numbers appearing on top is zero?
The probability of getting heads on both the coins in throwing two coins is
A month is selected at random in a year. The probability of it being June or September is
The probability of getting a number 4 or 5 in throwing a die is
Which of the following fractions has terminating decimal expansion?
In the form of \(\frac{p}{2^n \times 5^m}\), 0.505 can be written as
The length of the class intervals of the classes, 2 - 5, 5 - 8, 8 - 11, ... is
If the mean of four consecutive odd numbers is 6 then the largest number is
The mean of first 6 even natural numbers is
\(1 + \cot^2 \theta = \)
The mode of 8, 7, 9, 3, 9, 5, 4, 5, 7, 5 is
Which of the following is a quadratic equation?
Which of the following is not a quadratic equation?
The discriminant of the quadratic equation \(2x^2 - 7x + 6 = 0\) is
Which of the following points lies on the graph of x = 2 ?
If P + 1, 2P + 1, 4P - 1 are in A.P. then the value of P is
The common difference of arithmetic progression 1, 5, 9, ... is
Which term of the A.P. 5, 8, 11, 14, ... is 38 ?
If the curved surface area of a hemisphere is 1232 cm\(^2\) then its radius is
If \(\cos \theta + \cos^2 \theta = 1\) then the value of \(\sin^2 \theta + \sin^4 \theta\) is
\(\frac{1 + \tan^2 A}{1 + \cot^2 A} = \)
For what value of k, roots of the quadratic equation \(kx^2 - 6x + 1 = 0\) are real and equal?
If one of the zeros of the polynomial p(x) is 2 then which of the following is a factor of p(x)?
If \(\alpha\) and \(\beta\) be the zeros of the polynomial \(cx^2 + ax + b\) then the value of \(\alpha . \beta\) is