Forests cover 31 percent of the global land area. The total forest area is 4.06 billion hectares, or approximately 5 000m2 (or 50 x 100m) per person, but forests are not equally distributed around the globe.
A Solid Cone of height 18cm diameter of its base 36cm is cut from a wooden Solid sphere of radius 18cm. the percentage of wood wasted is ?
If the volume of a cuboidal tank is 3240 m3 and the ratio of the length, width and height of tank is 6:5:4 respectively then find the height ...
If sec 2θ = cosec (θ – 36°), where 2θ is an acute angle, find the value of θ.
Perimeter of a square field is 120 meters and the area of a rectangular field is 65% more than that of the square field. Find the area (in m2...
The volume of a cube is 2744 cm 3 in which a maximum possible size of circle is drawn on each face. The circle drawn on each face of the ...
The sides of a triangular park are 96 m, 110 m and 146 m. Its area is equal to the area of a field in the shape of a rhombus, one of whose diagonals is...
The cost of fencing a rectangular field at the rate of Rs. 5/metre is Rs. 450. If the length of the field is 11 metres more than its breadth, then find ...
Area of a rectangle is equal to the total surface area of a hemisphere having volume 4394 cm³ . Find the perimeter of the rectangle if its length is 12...
The curved surface area of the sphere is 154 cm2 . Find the volume of the sphere (rounded off to one digit after decimal).
The perimeter of 3 squares is 28 cm, 36 cm and 48 cm respectively. What will be the area of the square having perimeter equal to sum of edges of 3 squar...
