Questions by sumit

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

asked Jan 17, 2022 in 8th-maths

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For a fixed base, if the exponent decreases by 1, the number

asked Jan 17, 2022 in 8th-maths

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The value of `1/4^-2`

asked Jan 17, 2022 in 8th-maths

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The multiplicative inverse of `(-5/9)^-99`

asked Jan 17, 2022 in 8th-maths

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`((-7)/5)^(-1)` is equal

asked Jan 17, 2022 in 8th-maths

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The standard form for 0.000064

asked Jan 17, 2022 in 8th-maths

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By multiplying `(10)^5` by `(10)^(–10)` we get

asked Jan 17, 2022 in 8th-maths

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The standard form of 12340000 is

asked Jan 17, 2022 in 8th-maths

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By multiplying `(5/3)^4` by ________ we get

asked Jan 17, 2022 in 8th-maths

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The standard form for 32,50,00,00,000 is

asked Jan 17, 2022 in 8th-maths

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The standard form for 0.000000008 is

asked Jan 17, 2022 in 8th-maths

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By solving `(6^0 – 7^0) xx (6^0 + 7^0)` we get

asked Jan 17, 2022 in 8th-maths

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asked Jan 17, 2022 in 8th-maths

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`24.58 = 2 xx 10 + 4 xx 1 + 5 xx 10 + 8 xx

asked Jan 17, 2022 in 8th-maths

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`(–5)^(–2) xx (–5)^(–3) =

asked Jan 17, 2022 in 8th-maths

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Express `3^(–5) xx 3^(–4)` as a power of 3 with positive

asked Jan 17, 2022 in 8th-maths

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Express `16/18` and `(-16)/18` as powers of a rational

asked Jan 17, 2022 in 8th-maths

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A new born bear weighs 4 kg. How many kilograms might a five year old bear weigh if its weight increases by the power of 2 in 5

asked Jan 17, 2022 in 8th-maths

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The cells of a bacteria double in every 30 minutes. A scientist begins with a single cell. How many cells will be there after (a) 12 hours (b) 24

asked Jan 17, 2022 in 8th-maths

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An insect is on the 0 point of a number line, hopping towards 1. She covers half the distance from her current location to 1 with each hop. So, she will be at `1/2` after one hop, `3/4` after two hops, and so on. (a) Make a table showing the insect’s location for the first 10

asked Jan 17, 2022 in 8th-maths

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