Finding Significant Figures

Q. Find the number of significant figure in 2435.67 using scientific notation.

1. 6
2. 2
3. 3
4. 4

Q. Find the number of significant figures in 2435.67 using scientific notation.

1. 4
2. 6
3. 2
4. 3

Q.

Add 3.1421 , 0.241 and 0.09 and give your answer with correct precision

1. 3.4

2. 3.4731

3. 3.47

4. 3.473

Q.

Illustration: The mass of a box is 2.3 kg. Two marbles of masses 2.15 g and 12.39 g are added to it. Find the total mass of the box to the correct number of significant figures.

1. 2.310 kg

2. 2.31 kg

3. 2.3 kg

4. 2 kg

Q.

Evaluate $\frac{25.2\times 1374}{33.3}$. All the digits in this expression are significant.

1. 1039

2. 1039.784

3. 1040

4. 104

Q.

Round off the given measurement up to first decimal place 16.35

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