- A rectangle has a perimeter of 160 cm. Its breadth is 40% less than its length. Calculate the area (in cm²) of a square whose side is 20 cm shorter than t...
A gardener uses cylindrical roller of diameter 7 cm and length 28 cm to flatten a rectangular field of dimension 280cm × 165 cm. Find the number o...
The circumference of a circle is equal to the perimeter of a rectangle whose length and breadth are in ratio 7:6, respectively. If the area of the recta...
Find the surface area of the smallest cube that can perfectly fit a sphere of volume 12348Ï€ cm3 inside it. Â
If the ratio of areas of two circle is 16:81, then the ratio of their circumferences will be:
A cuboid has its dimensions in the ratio 2:1:3. If the volume of the cuboid is 3072 cm³, calculate the sum of its dimensions.
In a rectangular floor of length and breadth of 21 metres and 4 metres, respectively, square tiles each of 2 metre edge length are to be laid. If the co...
The volume of a cube is 4096 cm³. If the cost of painting the cube is Rs. 4 per cm², then find the cost of painting five faces of the cube.
The length, breadth and height of a room are in the ratio 7:5:2. If the breadth and height are halved while the length is doubled, then the total area o...
The volume of a hemisphere is 2425 (1/ 2) cm3 . Find its radius (Take p = 22/7)
