Questions by purvi

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- Add: p ( p – q), q ( q – r) and r ( r –

asked Jan 17, 2022 in 8th-maths

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Find the product. (5 – 2x) (3 + x)

asked Jan 17, 2022 in 8th-maths

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Using Identity (II), find

asked Jan 17, 2022 in 8th-maths

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Use a suitable identity to get each of the following products. (1.1m – 0.4) (1.1m +

asked Jan 17, 2022 in 8th-maths

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Show that. `(a – b) (a + b) + (b – c) (b + c) + (c – a) (c + a) =

asked Jan 17, 2022 in 8th-maths

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For each given solid, identify the top view, front view and side view. #fig (i) (ii)

asked Jan 17, 2022 in 8th-maths

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Mrs. Kaushik has a square plot with the measurement as shown in the figure. She wants to construct a house in the middle of the plot. A garden is developedaround the house. Find the total cost of developing a garden around the house at the rate of Rs 55 per

asked Jan 17, 2022 in 8th-maths

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There is a regular hexagon MNOPQR of side 5 cm .Aman and Ridhima divided it in two different

asked Jan 17, 2022 in 8th-maths

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The floor of a building consists of 3000 tiles which are rhombus shaped and each of its diagonals are 45 cm and 30 cm in length. Find the total cost of polishing the floor,if the cost per `m^2` is Rs

asked Jan 17, 2022 in 8th-maths

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The lateral surface area of a hollow cylinder is 4224 `cm^2`. It is cut along its height and formed a rectangular sheet of width 33 cm. Find the perimeter of rectangular

asked Jan 17, 2022 in 8th-maths

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Find the value of

asked Jan 17, 2022 in 8th-maths

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Find m so that `(–3)^(m + 1) xx (–3)^5 =

asked Jan 17, 2022 in 8th-maths

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asked Jan 17, 2022 in 8th-maths

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Express the following numbers in standard form. 6020000000000000

asked Jan 17, 2022 in 8th-maths

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Express the number appearing in the following statements in standard form. Size of a bacteria is 0.0000005

asked Jan 17, 2022 in 8th-maths

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In Question 2 above, if 1 part of a red pigment requires 75 mL of base, how much red pigment should we mix with 1800 mL of

asked Jan 17, 2022 in 8th-maths

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Two persons could fit new windows in a house in 3 days. One of the persons fell ill before the work started. How long would the job take

asked Jan 17, 2022 in 8th-maths

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