If the volume of a cylinder is 3850 cubic cm and height is 25 cm, what is its radius? (Take π = $\frac{22}{7}$ ) 1). 7 cms2). 14 cms3). 3.5 cms4). 10.5 cms
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1. In a rhombus ABCD, $\angle A$ = $60^{0}$ and AB = 12 cm. Then the diagonal BD is
2. The total surface areas of a sphere and a hemisphere are same. What will be the ratio of their volumes?
3. The base angle of an isosceles trapezium is 45°. If the shorter side and both the equal sides are 10 cm each, what is the area of the trapezium?
4. The difference between the length and breadth of a rectangle is 6 metre. The length of rectangle is equal to the side of the square whose area is 729 sq. metre. What is the perimeter of rectangle ? (in metre)
5. If the area of the base of a cone is increased by 100%, then the volume increases by
6. A circle has its centre at O . A tangent drawn from a point P , which is situated outside the circle , touches the circle at A. If PA = 4 cm & PO=5 cm, then the length of the radius of the circle is
7. Three circles of radius a, b, c touch each other externally.The area of the triangle formed by Joining their centre is
8. Each of the questions below consists of a question and two statements numbered I and II are given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and :Give answer a: If the data in Statement I alone are suffici
9. The area of an equilateral triangle is $400\sqrt{3}$ sq.m. Its perimeter is
10. The sum of the parallel sides of a trapezium is 12.4 cm. If the distance between the parallel sides is 3.5 cm, what is the area of this trapezium?
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