1. If (4,19) is a solution of the equation y = ax + 3, then a= (a) 4 (b) 6 (c) 3 (d) 5
2. In a histogram the area of each rectangle is proportional to: (a) The class size of the corresponding class interval (b) Cumulative frequency of the corresponding class interval (c) The class mark of the corresponding class interval (d) Frequency of the corresponding class interval
3. The Sum of all the probabilities is (a) 0 (b) 2 (c) 1 (d) -1
4. The point (0,-8) lies. fcUn q (0,-8) fLFkr gSA (a) on the x-axis (b) on the y-axis (c) in the II quadrant (d) in the IV quadrant
5. Which of the following pair is a solution of the equation 3x – 2y = 7 (a) (-2,1) (b) (1,-2) (c) (5,1) (d) (1,5)
6. The surface area of a sphere of diameter 14cm is (a) 256cm2 (b) 416cm2 (c) 616cm2 (d) 308cm2
7. Assertion (A) : The perpendicular distance of the point A(3,4) from the y-axis is 4 Reason R: The perpendicular distance of a point from y-axis is called its x- coordinate, mark the correct choice
(a) Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of (A) (b) Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of (A)vfHkdFku(A) % ,oa dkj.k (R) lR; gS ijUr q dkj.k (R) dk vfHkdFku(A) dk lgh Li”Vhdj.k ugha gS (c) Assertion (A) is true but reason (R) is false. (d) Assertion (A) is false but reason (R) is true
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