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Let the 7 consecutive numbers be: x - 3, x - 2, x - 1, x, x + 1, x + 2, x + 3 Average = x = 20 Largest number = x + 3 = 20 + 3 = 23
A room 20 m long, 16 m broad and 8m high has 2 windows of 1 m and `1(1)/(2)` m and a door of 2m`xx` `1(1)/(2)` m. Find the cost of paper...
The curved surface area of the sphere is 154 cm2 . Find the volume of the sphere (rounded off to one digit after decimal).
The sum of the total surface areas of two cubes is 1326 cm2. If the product of the length of their edges is 98 cm2, then find the ...
A rectangular plot has an area of 490 m². If the length of the rectangular plot is 24.5 m. Find the perimeter of the rectangular plot.
The circumference of a circle is given as 220 m. What is the area of the circle? [Use π = 22/7]
Area of a rectangle is equal to the total surface area of a hemisphere having volume 8192 cm³. Find the perimeter of the rectangle if its length is 125...
Two paths of width 5 metres are to be made in the centre of rectangular field such that they are perpendicular to each other. Find the area (in m2<...
If the area of a square field is 576 m 2 , then find the diagonal of the square field.
A cone is cut parallel to its base in 3 parts in such a way that the height of each part is same. Find the ratio of volume of these parts?
The perimeter of a square field is 16 cm more than the perimeter of a rectangle. The length of the rectangle is 72 cm which is 300% of its width. If a s...
