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When the distance is kept fixed, speed and time vary directly with each

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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Length of a side of a square and its area vary directly with each

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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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 17, 2022 in 8th-maths by Arun (1.7k points)

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The variable x varies directly as y and x = 80 when y is 160. What is y when x is

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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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 17, 2022 in 8th-maths by Arun (1.7k points)

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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 6 8 q 25 b 18 p 39 r

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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Shabnam takes 20 minutes to reach her school if she goes at a speed of 6 km/h. If she wants to reach school in 24 minutes, what should be her

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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Here is a key board of a harmonium: (a) Find the ratio of white keys to black keys on the keyboard. (b) What is the ratio of black keys to all keys on the given keyboard. (c) This pattern of keys is repeated on larger keyboard. How many black keys would you expect to find on a keyboard with 14 such

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Amount of region occupied by a solid is called its surface

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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The surface area of the three coterminus faces of a cuboid are 6, 15 and 10 `cm^2` respectively. The volume of the cuboid

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Two cubes have volumes in the ratio 1:64. The ratio of the area of a face of first cube to that of the other

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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If the diagonals of a rhombus get doubled, then the area of the rhombus becomes __________ its original

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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The curved surface area of a cylinder is reduced by ____________ per cent if the height is half of the original

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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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 17, 2022 in 8th-maths by Arun (1.7k points)

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All six faces of a cuboid are __________ in shape and of ______

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Volume of a cylinder with radius h and height r is

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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__________ of a solid is the measurement of the space occupied by

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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