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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 yogita (1.8k points)

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Arunima bought household items whose marked price and discount % is as follows: Item Quantity Rate Amount Discount% (a) Atta 1 packet 200 200 16% (b) Detergent 1 packet 371 371 22.10% (c) Namkeen 1 packet 153 153 18.30% Find the total amount of the bill she has to

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

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A lady buys some pencils for Rs 3 and an equal number for Rs 6. She sells them for Rs 7. Find her gain or

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

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The left column of the chart lists the lengths of input pieces of ribbon. Stretching machines are listed across the top. The other entries are the outputs for sending the input ribbon from that row through the machine from that column. Copy and complete the chart.

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

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Percentages are _________ to fractions with _________ equal to

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

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The range of the data 30, 61, 55, 56, 60, 20, 26, 46, 28, 56

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

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Subtract : `7p (3q + 7p)` from `8p (2p –

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

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Expand the following, using suitable identities. (2x + 9) (2x –

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

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Find the value of (i) `(6.25 6.25 –1.75 1.75)/4.5` (ii) `(198 198 –102

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

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The human body has about 100 billion cells. This number can be written in exponential form

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

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The value of `(2/5)^-2`

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

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By what number should `(–15)^(–1)` be divided so that quotient may be equal to `(–15)^(–1)`

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

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Find x -1. (1) `-(1/7)^(-5) -: -(1/7)^(-7) = (-7)^x` (2) `(2/5)^(2x+6) xx (2/5)^3 =

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

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In Delhi University, in the year 2009 – 10, 49,000 seats were available for admission to various courses at graduation level. Out of these 28,200 seats were for the students of General Category while 7,400 seats were reserved for SC and 3,700 seats for ST. Find the per centage of seats available for

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

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A cube of side 5 cm is painted on all its faces. If it is sliced into 1 cubic centimetre cubes, how many 1 cubic centimetre cubes will have exactly one of their faces

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

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Find

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

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Given a parallelogram ABCD. Complete each statement along with the definition or property used. ∠ DCB =

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

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `16x^4 –

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

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The following expressions are the areas of rectangles. Find the possible lengths and breadths of these rectangles. `x^2 – 3x +

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

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To add the numbers given in standard form, we first convert them into numbers with __

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

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