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484071

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60

block

determine the number of significant figures of 0.09050

Select the correct answer(s).

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Explanation

zeroes that lie on the left of a non-zero digit in a decimal are not significant

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484072

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60

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find the value of 0.062 x 30.12 + 1.268 and give your answer correct to "significant figures

Select the correct answer(s).

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Explanation

0.062 x 30.12 + 1.268 =(0.062 x 30.12) + 1.268 =1.86744 + 1.268 =3.13544 =3.14

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484073

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90

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Determine the number of significant figures

Match the text (click and drag)

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Explanation

1. all non-zero digits in a number are significant figures 2. all zeroes between non zero digits are significant 3. all zeroes that lie on the right of non-zero digit in a decimal are significant 4. zeroes that lie on the left of a non-zero digit in a decimal are not significant 5. zeroes at the end of a whole number are not to be considered as non significant unless stated otherwise

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Match the text
876
9003
8.900
0.09
3670

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1 s.f
4 s.f
3 s.f
3 s.f
4 s.f

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484074

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120

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An aluminium block of volume 10 m^3 is melted to form aluminium cubes, each mass 2.5 g. Given that the density of aluminium is 2800 kg m^-3, find the number of that can be formed

Select the correct answer(s).

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484075

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120

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0.0038 is written as m x 10^n in standard form. Find the value of m and n

Select the correct answer(s).

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484076

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70

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387.4 x 10^5 is written as 3.8724 x10^n in a standard form. state the value of n

Select the correct answer(s).

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484077

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90

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Evaluate 0.00047 x(5 x 10^8) give your answer in standard form

Select the correct answer(s).

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