Question
A solid cylinder of radius 8 cm and height 21 cm is melted and recast into cones each of radius 4 cm and height 7
A solid cylinder of radius 8 cm and height 21 cm is melted and recast into cones each of radius 4 cm and height 7
cm. How many cones are formed?
More Mensuration Questions
- Two cylindrical buckets 'A' and 'B' are such that the radius of bucket 'A' is thrice that of bucket 'B' whereas the height of bucket 'A' is twice that of b...
- How many spherical lead shots each of diameter 8.4 cm can be obtained from a rectangular solid of lead with dimension 88 cm, 63cm, 42 cm(take π 22/7)?
- In a rectangular floor of length and breadth of 20 metres and 4 metres, respectively, square tiles each of 2 metre edge length are to be laid. If the cost ...
- The cost of fencing a rectangular field at the rate of Rs. 6/metre is Rs. 360. If the length of the field is 11 metres more than its breadth, then find the...
- The perimeter of a rhombus is 36 m and its height is 8 m. Its area is:
- A cuboid is formed by combining two identical cubes. If the surface area of each cube is 600 cm², find the total surface area of the resulting cuboid.
- If the volume and radius of a cylinder is 13860 cm3 and 21 cm respectively then find the height of the cylinder?
- Perimeter of a square field is 120 meters and the area of a rectangular field is 20% more than that of the square field. Find the area (in m2) of a rectang...
- The ratio of the largest and the smallest angle of a triangle is 3:2. The smallest angle is 20% of the sum of these two angles. What is the sum of the rema...
- The circumference of a circle is 33 cm and the length of the rectangle is 4 times the radius of the circle. Find the area (in cm2) of the rectangle, if the...
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
