The volume of the cylinder is 12320 cm3 is less than the volume of the sphere. The radius of the sphere is 2.625 times the height of the cyli...
If ratio of interior & exterior angle of a regular polygon is 5:3, then number of sides of the polygon is
Inside a square land having perimeter equal to 76 metres, leaving aside a circular land of radius 7 metres, the remaining land needs to be levelled at a...
The inner radius of a cylindrical pipe is 7 cm. Water flows from this pipe at a speed of 5 km/h and falls into a rectangular tank 100 meters long and 44...
B invests 30% of his monthly salary on Travelling and 20% of remaining on Food. Again, he invested 25% of the remaining (after travelling and food expen...
A right circular cylinder having total surface area of 2833.6 cm2 is immersed in a vessel completely filled with water. If the height of the ...
The complete expense of covering the floor of a chamber at the rate of Rs 7.50 per square centimeter amounts to Rs 1875. If the length of the room measu...
A storeroom has only steel and copper rods in the ratio 6:7, respectively and the weight of each steel and each copper rod is in the ratio 8:5, respecti...
The perimeter of a rectangular field is 70 metres and its area is 100.5 m2 . What is the length of the diagonal of this field?
A cone is cut parallel to its base in 3 parts in such a way that the height of each part is same. Find the ratio of volume of these parts?
