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Recent questions tagged chapter11
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asked
Jan 17, 2022
in
8th-maths
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nikhil
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1.8k
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marks2
chapter11
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Jan 17, 2022
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8th-maths
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uday
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marks2
chapter11
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Jan 17, 2022
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8th-maths
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purvi
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marks2
chapter11
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Jan 17, 2022
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Simran
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marks2
chapter11
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Jan 17, 2022
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8th-maths
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marks2
chapter11
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Jan 17, 2022
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8th-maths
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Arun
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chapter11
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Find the volume of each of the given figure if volume = base area `xx`height.
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Jan 17, 2022
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Simran
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marks2
chapter11
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A cube of side 5 cm is cut into as many 1 cm cubes as possible. What is the ratio of the surface area of the original cube to that of the sum of the surface areas of the smaller
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Jan 17, 2022
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8th-maths
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yogita
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marks3
chapter11
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A square sheet of paper is converted into a cylinder by rolling it along its side. What is the ratio of the base radius to the side of the
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Jan 17, 2022
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8th-maths
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yogita
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marks3
chapter11
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How many cubic metres of earth must be dug to construct a well 7 m deep and of diameter 2.8
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Jan 17, 2022
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8th-maths
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nishit
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marks3
chapter11
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The radius and height of a cylinder are in the ratio 3:2 and its volume is 19,404 `cm^3`. Find its radius and
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Jan 17, 2022
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8th-maths
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Simran
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1.8k
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marks3
chapter11
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The thickness of a hollow metallic cylinder is 2 cm. It is 70 cm long with outer radius of 14 cm. Find the volume of the metal used in making the cylinder, assuming that it is open at both the ends. Also find its weight if the metal weighs 8 g per
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Jan 17, 2022
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8th-maths
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nikhil
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marks3
chapter11
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Radius of a cylinder is r and the height is h. Find the change in the volume if the (a) height is doubled. (b) height is doubled and the radius is halved. (c) height remains same and the radius is
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Jan 17, 2022
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8th-maths
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purvi
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marks3
chapter11
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If the length of each edge of a cube is tripled, what will be the change in its
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Jan 17, 2022
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8th-maths
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nishit
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marks3
chapter11
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A carpenter makes a box which has a volume of 13,400 `cm^3`. The base has an area of 670 `cm^2`. What is the height of the
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Jan 17, 2022
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8th-maths
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Simran
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marks3
chapter11
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A cuboidal tin box opened at the top has dimensions `20 cm xx 16 cm xx 14 cm`. What is the total area of metal sheet required to make 10 such
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Jan 17, 2022
in
8th-maths
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sumit
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marks3
chapter11
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Find the capacity of water tank, in litres, whose dimensions are 4.2 m, 3 m and 1.8
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Jan 17, 2022
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8th-maths
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uday
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marks3
chapter11
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How many cubes each of side 0.5 cm are required to build a cube of volume 8 `cm^3`
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Jan 17, 2022
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8th-maths
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nikhil
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marks3
chapter11
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A wooden box (including the lid) has external dimensions 40 cm by 34 cm by 30 cm. If the wood is 1 cm thick, how many `cm^3` of wood is used in
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Jan 17, 2022
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8th-maths
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uday
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1.6k
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marks3
chapter11
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A river 2 m deep and 45 m wide is flowing at the rate of 3 km per hour. Find the amount of water in cubic metres that runs into the sea per
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Jan 17, 2022
in
8th-maths
by
Simran
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1.8k
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marks3
chapter11
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