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What is the volume (in cm3) of the metal used to make a spherical shell whose inner and outer radii are respectively 5 cm and 8 cm?
Perimeter of a square is equal to perimeter of a rectangle, if area of square is 900 sq.cm and length of rectangle is four times that of breath. Find th...
A cylinder 84 cm long is made of steel. Its external and internal diameters are 10 cm and 8 cm respectively. What is the volume of the steel in the cyli...
Find the minimum length of a rubber band which can tie three circular pipe of radius 21 cm?
The cross sectional area of a hemisphere is 2772 cm² and its volume is 19404 cm³. What is its radius?
Mr. Vivek divides Rs. 1703 such that 4 times the 1st share, thrice the 2nd share and twice the third share amount to the same. Then the value of the 2nd...
In a rectangular floor of length and breadth of 12 metres and 9 metres, respectively, square tiles each of 3 metre edge length are to be laid. If the co...
How many spherical bullets can be made out of a lead cylinder 45 cm high and 27 cm radius, each bullet being 3 cm in diameter?
Find the total surface area of a cuboid that is formed by combining two identical cubes, given that the total surface area of each cube is 150 cm².