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If the circumference of a circle is equa...

If the circumference of a circle is equal to the perimeter of a square then the ratio of their areas is: (a)22:7       (b)  14:11       (c)  7:22          (d)  7:11

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RD SHARMA ENGLISH-SURFACE AREAS AND VOLUMES-All Questions
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  2. Find the roots of the following quadratic equation: 2/5x^2-x-3/5=0

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  3. If the circumference of a circle is equal to the perimeter of a square...

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  4. The height of a cone is 60cm. A small cone is cut off at the top by a ...

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  5. To draw a pair of tangents to a circle which are inclined to each othe...

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  6. Two tangents making an angle of 120^0 with each other are drawn to a c...

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  7. In the given figure, two tangents PQ and PR are drawn to a circle with...

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  8. If radii of the two concentric circles are 15cm and 17cm, then the ...

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  9. The sum of first five multiples of 3 is:  45     (b)  65    (c)  75...

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  10. Which of the following equations has the sum of its roots as 3? (a) x...

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  12. A drinking glass is in the shape of the frustum of a cone of height ...

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  13. Prove that the length of the tangents drawn from an external point to ...

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  14. The angles of elevation and depression of the top bottom of a light...

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  15. A military ten of height 8.25m is in the form of a right circular c...

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  16. All kings, queens are aces are removed from a pack of 52 cards. The ...

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  17. If the points A(x , y),B(3,6)a n dC(-3,4) are collinear, show that x-3...

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  18. Find the common difference of an A.P. whose first term is 5 and the su...

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  19. In a flight of 2800km, an aircraft was slowed down due to bad weather....

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  20. A conical vessel of radius 6cm and height 8cm is completely filled wit...

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