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A godown is in the form of a cuboid of measures `60 m xx 40 m xx 30 m`. How many cuboidal boxes can be stored in it if the volume of one box is 0.8 `m^3`

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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Given a cylindrical tank, in which situation will you find surface area and in which situation volume. To find how much it can

asked Jan 18, 2022 in 8th-maths by yogita (1.8k points)

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Express `4^(– 3)` as a power with the base

asked Jan 18, 2022 in 8th-maths by uday (1.6k points)

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Simplify and express the result in power notation with positive exponent. `2^(– 3) xx (–7)^(–

asked Jan 18, 2022 in 8th-maths by nishit (1.8k points)

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Express the following numbers in standard form.

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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If possible, find a hook-up of prime base number machine that will do the same work as the given stretching machine. Do not use `(xx 1)` machines.

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

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The ratio between the curved surface area and the total surface area of a right circular cylinder is 1:2. Find the ratio between the height and radius of the

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

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Write the additive inverse of each of the following.

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

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Find the amount and the compound interest on Rs 10,000 for `1 1/2` years at 10% per annum, compounded half yearly. Would this interest be more than the interest he would get if it was compounded

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

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Find the product of the following pairs of monomials. `– 4p, 7p`

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

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Using Identity (III), find `194 xx

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

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Simplify and write the answer in the exponential form. `(25 ÷ 28)^5 xx 2^(–

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

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Find the value of. `(3^(– 1) + 4^(– 1) + 5^(–

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

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A train is moving at a uniform speed of 75 km/hour. How far will it travel in 20

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

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Perform the following divisions: `(3pqr – 6p^2q^2r^2) -:

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

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Kritika is following this recipe for bread. She realises her sister used most of sugar syrup for her breakfast. Kritika has only `1/6` cup of syrup, so she decides to make a small size of bread. How much of each ingredient shall she use? Bread recipe 1 cup quick cooking oats 2 cups bread flour `1/3` cup sugar syrup 1 tablespoon cooking oil `1 1/3` cups water 3 tablespoons yeast 1 teaspoon

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

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Match the expressions of column I with that of column II: Column I Column II (1) `(21x + 13y)^2` (a) `441x^2 – 169y^2` (2) `(21x – 13y)^2` (b) `441x^2 + 169y^2 + 546xy` (3) `(21x – 13y) (21x + 13y)` (c) `441x^2 + 169y^2 – 546xy` (d) `441x^2 – 169y^2 + 546xy`

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

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Express each of the following in exponential form: (1) `(-1296)/14641` (2) `(-125/343)` (3) `400/3969` (4)

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

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- Simplify 3x (4x – 5) + 3 and find its values for (i) x = 3 (ii) x

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

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Express the following numbers in standard form. 0.0000000000085

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

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