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The diameter of a sphere is decreased by 25percentage by what percent does its curved surface area decreased?
A wooden bookshelf has external dimensions as follows: Height = 110 cm, Depth = 25 cm, Breadth = 85 cm (see the given figure). The thickness of the plank is 5 cm everywhere. The external faces are to be polished and the inner faces are to be painted. If the rate of polishing is 20 paise per cm2 and the rate of painting is 10 paise per cm2, find the total expenses required for polishing and painting the surface of the bookshelf.
FAMOUS MATHEMATICIANS OF INDIA
the volume of 2 spheres are in the ratio 64:27 find the ratio of the surface area
a semi circle sheet of metal of diameter 28cm is bend to form an open conical cup find the capacity of the cup
A solid cylinder has total surface area of 462 cmsquare. Its curved surface area is one third of its total surface area. Find the volume of the cylinder.
a cylinder,a cone and a sphere are of the same radius and same height find the ratio of there curved surface
Explain the steps to draw tangents to a circle .
why Asia is called continent of contrasts?
what is Mendel's law?
what is the specialities of islands?
who are the TOP SMARTINDIA STUDENTS (KERALA STATE)English medium?
ways to cure thyroid?
ways to prevent diabetes?
what is reproductive health?
Find the quantity of heat required to convert 20 g water at 25 degree celsius to steam at 100 degree celsius?
A body of volume 50cm3 is completely immersed in water. What is the buoyant force on the body?
What is sericulture ?
HOW DO WE FIND VAT ?
how many elements have charge?