Questions by nishit

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Two quantities x and y are said to vary directly with each other if for some rational number k, xy =

asked Jan 18, 2022 in 8th-maths

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If x and y are in direct proportion, then (x – 1) and (y – 1) are also in direct

asked Jan 18, 2022 in 8th-maths

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If x and y are in inverse proportion, then (x + 1) and (y + 1) are also in inverse

asked Jan 18, 2022 in 8th-maths

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If x varies inversely as y and when x = 6, y = 8, then for x = 8 the value of y is

asked Jan 18, 2022 in 8th-maths

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From the following table, determine if x and y are in direct proportion or not. x 3 6 15 20 30 y 12 24 45 60 120

asked Jan 18, 2022 in 8th-maths

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If a and b vary inversely to each other, then find the values of p, q, r ; x, y, z and l, m, n. a 2 y 6 10 b x 12.5 15 z

asked Jan 18, 2022 in 8th-maths

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Amount of region occupied by a solid is called its surface

asked Jan 18, 2022 in 8th-maths

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The volume of a cylinder whose radius r is equal to its height

asked Jan 18, 2022 in 8th-maths

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The figure ABCD is a quadrilateral in which AB = CD and BC = AD. Its area is

asked Jan 18, 2022 in 8th-maths

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The perimeter of a rectangle becomes __________ times its original perimeter, if its length and breadth are

asked Jan 18, 2022 in 8th-maths

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A trapezium with 3 equal sides and one side double the equal side can be divided into __________ equilateral triangles of _______

asked Jan 18, 2022 in 8th-maths

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Volume of a cylinder with radius h and height r is

asked Jan 18, 2022 in 8th-maths

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In the above question, curved surface area of A is ________ curved surface area of

asked Jan 18, 2022 in 8th-maths

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The areas of any two faces of a cuboid are

asked Jan 18, 2022 in 8th-maths

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The surface area of a cube formed by cutting a cuboid of dimensions `2 xx 1 xx 1 in 2` equal parts is 2 sq.

asked Jan 18, 2022 in 8th-maths

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Find the volume of each of the given figure if volume = base area `xx`height.

asked Jan 18, 2022 in 8th-maths

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How many bricks of size `22 cm xx 10 cm xx 7 cm` are required to construct a wall 11m long, 3.5 m high and 40 cm thick, if the cement and sand used in the construction occupy `(1/10)^(th)` part of the

asked Jan 18, 2022 in 8th-maths

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Following graph shows a comparison of the approximate sale of items manufactured by a company for the first two years of its operation. (i) In which months there was maximum difference inthe sale of items of two

asked Jan 18, 2022 in 8th-maths

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The given graphs show the progress of two different cyclists during a ride. For each graph, describe the rider’s progress over the period of

asked Jan 18, 2022 in 8th-maths

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The following graph shows the journey made by two cyclists, onefrom town A to B and the other from town B to A. (a)When cyclist II reached town A, how far was cyclist I from town

asked Jan 18, 2022 in 8th-maths

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