Total amount of work = 40 × 24 = 960 units Amount of work done by 40 men in 6 days = 40 × 6 = 240 units Let ‘x’ more men are required So, (40 + x) × 12 = 720 Or, x + 40 = 60 Or, x = 20
The side of a square is 16cm. A square is formed by joining the mid points of the sides of the square and in the same process, indefinite number of squa...
The area of a square is 729 cm2 which is 48 cm2 less than that of a rectangle. Find the perimeter of the rectangle if the length o...
In a store room there are one windows and one door. The area of the windows is 1.25m2, which is (¼) of the area of the door. The cost of pai...
The area of four walls of a room is 144 cm2. If the length and breadth of the room were equal and the height of the room is 4 cm, then what i...
A right circular cone has a height that is double its radius, and its volume is measured at 2,250π cm³. If the radius is reduced to one-third and the ...
The ratio of length to breadth of a rectangle is 5:4, respectively. Perimeter of rectangle is 252 cm. If each side of a square is 25% more than the brea...
The angle of elevation of a pole from a point, which is 20 m away from the foot of the pole is 45°. Find the height of the pole.
The length of three perpendicular distances of three sides of an equilateral triangle from a point which lies inside that triangle are 9 cm, 8 cm and 7 ...
The volume and height of a cylinder are 4224 cm3 and 21 cm. Find the radius of the cylinder.
Calculate the diagonal of a cuboid whose dimensions are given as 18 meters in length, 12 meters in width, and 6√3 meters in height.
