NCERT Solutions for Class 10 Maths Chapter 15 Probability Exercise 15.1

CBSE X Related Questions

  • 1.
    Prove that $14 - 2\sqrt{3}$ is an irrational number, given that $\sqrt{3}$ is irrational.


      • 2.
        If the zeroes of a polynomial p(x) are $-3$ and 8, then p(x) equals

          • $x^2 + 5x - 4$
          • $(x + 3) (-x + 8)$
          • $a(x^2 + 5x - 24)$
          • $x^2 - 24$

        • 3.
          An arc of length $2.2\text{ cm}$ subtends an angle $\theta$ at the centre of the circle with radius $2.8\text{ cm}$. The value of $\theta$ is

            • $50^\circ$
            • $60^\circ$
            • $45^\circ$
            • $30^\circ$

          • 4.
            The dimensions of a window are $156\text{ cm} \times 216\text{ cm}$. Arjun wants to put grill on the window creating complete squares of maximum size. Determine the side length of the square and hence find the number of squares formed.


              • 5.
                Two dice are rolled together. The probability of getting an outcome $(x, y)$ where $x \gt y$, is

                  • $\frac{5}{12}$
                  • $\frac{5}{6}$
                  • $1$
                  • $0$

                • 6.
                  The value of p for which roots of the quadratic equation $x^2 - px + 6 = 0$ are rational, is

                    • $1$
                    • $-5$
                    • $25$
                    • $\sqrt{5}$

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