1100 boys and 700 girls are examined in a test; 42% of the boys and 30% of the girls pass. The percentage of the total who failed is :
The angle of depression of the foot of a building from the top of a tower 54√3 m away is 30°. How high is the tower?
A wire is in the form of square with side 11 cm. It is bent to form a circle. What is the radius of the circle?
Find out the volume of a tetrahedron whose side is 6√2 cm³?
The sum of the perimeters of a square and a rectangle is 124 metres. If the sum of the length and breadth of the rectangle is 34 cm, then find the area ...
The perimeter of a rhombus is 60 m and its height is 5 m. Its area is:
Find the curved surface area of a cone whose height is 6 m and radius is 8 m. (in m 2 ) (approximate value) (The value of π is 22/7)
The lateral surface area of a cube is 484 cm2 . The length of a cuboid is 10% more than the side of the cube. The breadth of the cuboid is 9 ...
The length of a rectangle is 8 cm more than its breadth. If the area of the rectangle is 192 cm², determine the perimeter of the...
The volume and height of a cylinder are 2673 cm3 and 10.5 cm. Find the radius of the cylinder.
12 spheres of the same size are made by melting a solid cylinder of 12cm diameter and 12cm height. The Diameter of each sphere is.
