In a zoo, 30% of the people are males. 50% of the remaining are females and the remaining 630 are children. Find the total number of people in a zoo.
A rectangular piece of copper foil of length 56 cm and area 616 cm2 is folded along its width to form a cylinder such that there is only one ...
If the volumes of two cubes are in the ratio 343:64, then ratio of their edges is
If √̅1̅2̅-̅2̅√̅3̅5̅ + √̅8̅+̅2̅√̅1̅5̅ = √a + √b, where a and b are positive integers, then the value o...
When the area of a square carpet is 676 m2 then what will be the perimeter of the rectangle whose length is 4 more than the side of the squar...
A rectangular water tank is 80 m x × 40 m. Water flows into it through a pipe of 40 sq.cm at the opening at a speed of 10 km/hr. The water level will ...
The sum of the perimeters of a square and a rectangle is 120 metres. If the sum of the length and breadth of the rectangle is 32 cm, then find the area ...
Three solid Metallic cubes of edges 15cm, 17cm and 18cm are melted together to make a new cube. 296 cm3 of the melted material is lost due to...
If the angular diameter of the sun is 20’, how far from the eye a coin of radius 4.95 cm be kept to hide the sun?
Find the length of the side of a regular octagon which is formed by cutting the corner of square of side 30 cm?
