Which of the following is true with regard to growth of microorganisms:
The surface area of water in a swimming pool forms a rectangle with length 30m and breadth 12m. The depth of water increases uniformly from 1.4m to 2.6m...
A wire is moulded into a circle of radius 21 m. Then the wire is bent and shaped into a rectangle of length 36 m. Find the area of the rectangle thus fo...
If the radius of a cylinder is 20 cm and its curved surface area is 660 cm2 then find the height of the cylinder?
The diameter of a cylindrical pipe is 5 mm in which water is flowing at the rate of 10 m per minute, then find out how much time it will take to fill a ...
If X : Y = 5 : 4, then what is the value of X + Y : Y?
A giant circular wheel has a diameter of 28 metres. In how many revolutions will the wheel cover a total of 11 km?
The breadth ‘b’ of a room is twice its height and half of its length. Find the length of the longest diagonal of the room
The area of a square is 361 cm². Find the ratio of its area to that of a rectangle whose breadth is 20% more and length 50% more than the side of the s...
Area of a rectangle is equal to the total surface area of a hemisphere having volume 1458 cm³ . Find the perimeter of the rectangle if its length is 12...
If the volume of a cuboidal tank is 1620 m3 and the ratio of the length, width and height of tank is 5:4:3 respectively then find the height ...
