### Question 1

How many significant figures are in the following values?a. 4.02 x 10

^{-9}

b. 0.008320

c. 6 x 10

^{5}

d. 100.0

### Question 2

How many significant figures are in the following values?a. 1200.0

b. 8.00

c. 22.76 x 10

^{-3}

d. 731.2204

### Question 3

Which value has more significant figures?2.63 x 10

^{-6}or 0.0000026

### Question 4

Express 4,610,000 in scientific notation.a. with 1 significant figure

b. with 2 significant figures

c. with 3 significant figures

d. with 5 significant figures

### Question 5

Express 0.0003711 in scientific notation.a. with 1 significant figure

b. with 2 significant figures

c. with 3 significant figures

d. with 4 significant figures

### Question 6

Perform the calculation with the correct number of significant digits.22.81 + 2.2457

### Question 7

Perform the calculation with the correct number of significant digits.815.991 x 324.6

### Question 8

Perform the calculation with the correct number of significant digits.3.2215 + 1.67 + 2.3

### Question 9

Perform the calculation with the correct number of significant digits.8.442 - 8.429

### Question 10

Perform the calculation with the correct number of significant digits.27/3.45

### Answers

1. a. 3 b. 4 c. 1 d. 42. a. 5 b. 3 c. 4 d. 7

3. 2.63 x 10

^{-6}

4. a. 5 x 10

^{6}b. 4.5 x 10

^{6}c. 4.61 x 10

^{6}d. 4.6100 x 10

^{6}

5. a. 4 x 10

^{-4}b. 3.7 x 10

^{-4}c. 3.71 x 10

^{-4}d. 3.711 x 10

^{-4}

6. 25.06

7. 2.649 x 10

^{5}

8. 7.2

9. 0.013

10. 7.8

what is scientific notation

ReplyDeleteScientific Notation include in the mathematics course. In the world of science some time we deal with numbers which are very small and those which are very large. In some branches of science large numbers while in others very small numbers are used.

Nice great sharing post thanks for complete information, its v important know about GRE PREPARATION

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