SIGNIFICANT FIGURES \& ROUNDING OFF
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Units and Measurements

269137 By rounding off, a) 20.96 and b) 0.0003125 to 3 significant figures, we get

1 \(21.0 ; 312 \times 10^{-4}\)
2 \(21.0 ; 3.12 \times 10^{-4}\)
3 \(2.10 ; 3.12 \times 10^{-4}\)
4 \(210 ; 3.12 \times 10^{-4}\)
Units and Measurements

269127 If the value of\(103.5 \mathrm{~kg}\) is rounded off to three significant figures, then the value is

1 103
2 103.0
3 104
4 10.3
Units and Measurements

269128 The number of significant figures in\(6.023 \times 10^{23} \mathrm{~mole}^{-1}\) is

1 4
2 3
3 2
4 23
Units and Measurements

269129 The side of a cube is 2.5metre. The volume of the cube to the significant figures is

1 15
2 16
3 1.5
4 1.6
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Units and Measurements

269137 By rounding off, a) 20.96 and b) 0.0003125 to 3 significant figures, we get

1 \(21.0 ; 312 \times 10^{-4}\)
2 \(21.0 ; 3.12 \times 10^{-4}\)
3 \(2.10 ; 3.12 \times 10^{-4}\)
4 \(210 ; 3.12 \times 10^{-4}\)
Units and Measurements

269127 If the value of\(103.5 \mathrm{~kg}\) is rounded off to three significant figures, then the value is

1 103
2 103.0
3 104
4 10.3
Units and Measurements

269128 The number of significant figures in\(6.023 \times 10^{23} \mathrm{~mole}^{-1}\) is

1 4
2 3
3 2
4 23
Units and Measurements

269129 The side of a cube is 2.5metre. The volume of the cube to the significant figures is

1 15
2 16
3 1.5
4 1.6
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Units and Measurements

269137 By rounding off, a) 20.96 and b) 0.0003125 to 3 significant figures, we get

1 \(21.0 ; 312 \times 10^{-4}\)
2 \(21.0 ; 3.12 \times 10^{-4}\)
3 \(2.10 ; 3.12 \times 10^{-4}\)
4 \(210 ; 3.12 \times 10^{-4}\)
Units and Measurements

269127 If the value of\(103.5 \mathrm{~kg}\) is rounded off to three significant figures, then the value is

1 103
2 103.0
3 104
4 10.3
Units and Measurements

269128 The number of significant figures in\(6.023 \times 10^{23} \mathrm{~mole}^{-1}\) is

1 4
2 3
3 2
4 23
Units and Measurements

269129 The side of a cube is 2.5metre. The volume of the cube to the significant figures is

1 15
2 16
3 1.5
4 1.6
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Units and Measurements

269137 By rounding off, a) 20.96 and b) 0.0003125 to 3 significant figures, we get

1 \(21.0 ; 312 \times 10^{-4}\)
2 \(21.0 ; 3.12 \times 10^{-4}\)
3 \(2.10 ; 3.12 \times 10^{-4}\)
4 \(210 ; 3.12 \times 10^{-4}\)
Units and Measurements

269127 If the value of\(103.5 \mathrm{~kg}\) is rounded off to three significant figures, then the value is

1 103
2 103.0
3 104
4 10.3
Units and Measurements

269128 The number of significant figures in\(6.023 \times 10^{23} \mathrm{~mole}^{-1}\) is

1 4
2 3
3 2
4 23
Units and Measurements

269129 The side of a cube is 2.5metre. The volume of the cube to the significant figures is

1 15
2 16
3 1.5
4 1.6
For More Updates join with Us