300 liters of oil was poured into a tank, which was still 40% empty. How much oil must be poured into the tank to fill it to the brim?
Empty tank = 40% Fill tank = 60% 60 = 300 liters 1 = 5 unit 40 = 5×40= 200 liters
If the volume of a cylinder is 180π and the ratio of radius to its height is 6:5 then find the curved surface area of cylinder?
The outer diameter of a hollow cylindrical brass rod is 9.1 cm. The rod is 35mm thick and is 40cm long. If the weight of 1 cubic centimeter of brass rod...
The total surface area of a square-based right pyramid is 1536 m², of which 37.5% is the area of the base of the pyramid. What is the volume (in mᶟ) ...
A tank whose length, width and height are 21 metres, 18 metres and 10 metres respectively is completely filled with juice. If the juice costs Rs.5/m
The area of a square field is 800 sq m. How long in seconds will a lady take to cross the field diagonally at the rate of 4.8 km/hr?
Three cubes of equal volume are joined end to end. Find the surface area of the resulting cuboid if the diagonal of the cube is 7√3cm.
The outer radius of a hollow metallic spherical ball is 15 cm while the thickness of the metal used to make it is 12 cm. Find volume of the metal used i...
If 2156 is added in a number then number become 344(4/9)% of itself. Find the original number?
