For the following questions answer them individually
A man completes $$\frac{4}{5}^{th}$$ of the work in $$1\frac{1}{2}$$ days. The number of hours required to complete the remaining work by him is
A circle is inscribed in an equilateral triangle. If the area of the circle is 462 $$cm^2$$, then the perimeter (in cm) of the triangle is
The area of a rectangular metal sheet is 60 sq.m. The sum of its length and diagonal is equal to 5 times its breadth, Then the difference (in metres) between length and breadth is
A cone of height 24 cm and radius of its base 6 cm is made up of clay. If that clay is reshaped in the form of a sphere, then the diameter of that sphere (in cms) is
The surface area of a sphere is same as the curved surface area of a right circular cylinder whose height and diameter are 12 cm each. Then the radius of the sphere (in cm) is
Let ‘s" be the surface area of a cube of edge 9 em. This cube is cut into smaller cubes of edge 3 cm each, If *S" is the sum of the surface areas of all the smaller cubes, then s : S =
The number of revolutions made by a wheel of 4? cm diameter in travelling a distance of 1320 metres is
The radius r of a right circular cylinder is the same as that of a sphere. If the volume of the sphere is twice that of the cylinder, then the height of the eylinder is