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Price of 50 chairs = 50 × 200 = 10000 Price of 60 chairs (without discount) = 60 × 200 = 12000 Price of 60 chairs with discount = 50 × 200 + 10 × 80 = 10000 + 800 = 10800 ∴ Discount = 12000 – 10800 = 1200 Discount % = 1200/12000 ×100 = 10%
The length of a rectangular garden is 16 metres and its breadth is 8 metres. Find the length of the diagonal of a square garden having the same area as ...
The length of a cuboid is 8 cm and breadth is 7 cm. If the volume of the cuboid is 392 cubic cm, find the total surface area of the cuboid.
When the side of a square is increased by 50%, then what will be the % change in the area of the square?
A right circular cylinder of height 12 cm is covered by a rectangular sheet of aluminum foil of size 12 cm × 31.4 cm. Calculate the volume of the cylin...
A square whose diagonal is 12 √2 cm is made base of the pyramid. if height of the pyramid is 18cm, then what is the total surface area of the pyramid....
The length of a width is 21 cm and the side of a square is 25 cm less than the length and width of the rectangle. If perimeter of the rectangle is 30 cm...
The perimeter of a rectangular field is 480 meters and the ratio between the length and breadth is 5:3. The area of the field is:
The area of a circle is 1.54 cm2. Find the perimeter of the minor sector that is subtended by an angle of 90o. (take π = 22/7)
The length of a plot is three times its breadth. A playground measuring 216 square metres occupies half of the total area of the plot. What is the lengt...
A cube of volume 768 cm³ is molded into a cuboid whose length, width, and height are in the ratio 3: 2: 2. Find the length of the cuboid.
