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The area of cultivated land and the crop harvested is a case of direct

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

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A car covers a distance in 40 minutes with an average speed of 60 km/h. What should be the average speed to cover the same distance in 25

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

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If Naresh walks 250 steps to cover a distance of 200 metres, find the distance travelled in 350

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k 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 purvi (1.8k 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 vaibhav (1.7k points)

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Ms. Anita has to drive from Jhareda to Ganwari. She measures a distance of 3.5 cm between these villages on the map. What is the actual distance between the villages if the map scale is 1 cm = 10

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

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Find the area of a rhombus whose one side measures 5 cm and one diagonal as 8

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

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The volume of a cube whose edge is 3x

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

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

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

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Curved surface area of a cylinder of radius h and height r is

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

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The surface area of a cuboid formed by joining face to face 3 cubes of side x is 3 times the surface area of a cube of side

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

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The area of a trapezium become 4 times if its height gets

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

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Two cylinders with equal volume will always have equal surface

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

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The walls and ceiling of a room are to be plastered. The length, breadth and height of the room are 4.5 m, 3 m, and 350 cm respectively. Find the cost of plastering at the rate of Rs 8 per

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

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There is a circular pond and a footpath runs along its boundary. A person walks around it, exactly once keeping close to the edge. If his step is 66 cm long and he takes exactly 400 steps to go around the pond, find the diameter of the

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

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Find the capacity of water tank, in litres, whose dimensions are 4.2 m, 3 m and 1.8

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

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The following expressions are the areas of rectangles. Find the possible lengths and breadths of these rectangles. `x^2 + 9x +

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

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Factorise the expressions and divide them as directed: `(x^4 – 16) -: x^3 + 2x^2 + 4x +

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

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The base of a parallelogram is (2x + 3 units) and the corresponding height is (2x – 3 units). Find the area of the parallelogram in terms of x. What will be the area of parallelogram of x = 30

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

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If p + q = 12 and pq = 22, then find `p^2 +

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

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