The correct answer is B
The speed of two railway engines is in the ratio 5: 4. If they move on parallel tracks in the same direction and if the slower engine is ahead of the f...
Area of a rectangle is equal to the total surface area of a hemisphere having volume 9826 cm³ . Find the perimeter of the rectangle if its length is 12...
A maximum size sphere is cut from a hemisphere of radius r. Find the ratio of volume of hemisphere to sphere?
There's a cone of height 12cm out of which a smaller cone with the same vertex and vertical axis is cut out. What is the ratio of the volume of the larg...
The dimensions of a rectangular park are 54 meters in length and 'b' meters in breadth. Given that the perimeter of the park is 168 meters, determine th...
A solid metallic sphere of radius 21 cm is melted and recast into a number of smaller cones of height 7 cm and base radius 3 cm. How many such cones can...
A chord of a circle is equal to its radius. The angle subtended by this chord at a point on the circumference is
The base of a triangular field is 400 metres and its height 250 metres. Find the area of the field and also calculate the charges for supplying water to...
The ratio between the number of sides of two regular polygon is 1 : 2 and the ratio between their interior angles is 2 : 3. The number of sides of these...
How many factors does the number 6718464 have?
