NCERT Solutions for Class 10 Maths Chapter 15 Probability Exercise 15.1

CBSE X Related Questions

  • 1.

    There is a circular park of diameter 65 m as shown in the following figure, where AB is a diameter. An entry gate is to be constructed at a point P on the boundary of the park such that distance of P from A is 35 m more than the distance of P from B. Find distance of point P from A and B respectively.


      • 2.
        Find the sum of first 20 terms of an A.P. whose n\(^{th}\) term is given by \(a_n = 5 + 2n\). Can 52 be a term of this A.P. ?


          • 3.
            Find length and breadth of a rectangular park whose perimeter is \(100 \, \text{m}\) and area is \(600 \, \text{m}^2\).


              • 4.
                In \(\triangle ABC, DE || BC\). If AE = (2x + 1) cm, EC = 4 cm, AD = (x + 1) cm and DB = 3 cm, then value of x is
                 △ABC,DE||BC. If AE = (2x + 1) cm, EC = 4 cm, AD = (x + 1)

                  • 1
                  • \(\frac{1}{2}\)
                  • --1
                  • \(\frac{1}{3}\)

                • 5.
                  The sum of a number and its reciprocal is \(\frac{13}{6}\). Find the number.


                    • 6.
                      Three coins are tossed together. The probability that at least one head comes up is

                        • \(\dfrac{3}{8}\)
                        • \(\dfrac{7}{8}\)
                        • \(\dfrac{1}{8}\)
                        • \(\dfrac{3}{4}\)

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