Question 1

how many significant figures are in the following number:

80008000

0.5 points

question 2

how many significant figures are in the following number:

11.

0.5 points

question 3

how many significant figures are in the following number:

0.3

0.5 points

question 4

how many significant figures are in the following number:

800

0.5 points

question 5

how many significant figures are in the following number:

0.00011

0.5 points

question 6

how many significant figures are in the following number:

3

0.5 points

question 7

how many significant figures are in the following number:

3.0

0.5 points

question 8

how many significant figures are in the following number:

3.

0.5 points

question 9

how many significant figures are in the following number:

11

0.5 points

question 10

how many significant figures are in the following number:

3.3

0.5 points

question 11

45211.30 written with 4 significant figures is:

45210

4521

45200

4520

45210.

0.5 points

question 12

92,550,000.35 written with 2 significant figures is:

92,500,000.000

93

0.35

92

93,000,000

0.5 points

question 13

79.87050 written with 2 significant figures is:

79.87

79.86

80.

79

80.00

79.00

0.5 points

question 14

1520 written with 3 significant figures is:

152

1520

520

1520.000

0.00

0.5 points

question 15

using a calculator (or pen and paper, if you’d like) perform the following calculations and give the numerical answers which contain only significant figures (no more and no less). write the answers in long-form (for example, 55000 or 230 or 11, not in scientific notation).

7 × 1900

0.5 points

question 16

using a calculator (or pen and paper, if you’d like) perform the following calculations and give the numerical answers which contain only significant figures (no more and no less). write the answers in long-form (for example, 55000 or 230 or 11, not in scientific notation).

2obelus divided by 10

using a calculator (or pen and paper, if you’d like) perform the following calculations and give the numerical answers which contain only significant figures (no more and no less). write the answers in long-form (for example, 55000 or 230 or 11, not in scientific notation).

9.99 × 1.11

0.5 points

using a calculator (or pen and paper, if you’d like) perform the following calculations and give the numerical answers which contain only significant figures (no more and no less). write the answers in long-form (for example, 55000 or 230 or 11, not in scientific notation).

3.333obelus divided by 10

0.5 points

question 19

using a calculator (or pen and paper, if you’d like) perform the following calculations and give the numerical answers which contain only significant figures (no more and no less). write the answers in long-form (for example, 55000 or 230 or 11, not in scientific notation).

3.333obelus divided by 1000