Instructions: To answer each question simply click the button beside the answer you think is correct. When you have finished, click on the "Evaluate Responses" button at the end of the test. Do NOT print any of the questions, answers, or evaluation of the examination. Do NOT make any written notes concerning the questions on the exam. When entering your name, use your full name only. No nicknames, abbreviations, or other shortened forms are acceptable.

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1. Indicate the number of significant figures present in each of the following numbers: 376 7.328 30 0.040

3, 3, 1, 2

3, 3, 1, 1

3, 4, 2, 2

2, 3, 1, 1

2. Calculate the following using the rules of retention for significant figures: 1.0784 X 0.00625 = ___________________.

0.00625

0.00674

0.007

0.00675

3. Round off each of the numbers listed to the nearest tenth. 0.094 624.759 2.25 4.759

0.1, 624.7, 2.2, 4.8

0.1, 624.8, 2.3, 4.8

0.1, 624.8, 2.3, 4.7

0.1, 624.8, 2.2, 4.8

4. Round off each of the numbers listed to the nearest tenth. 16.24 283.731 2.25 4.759

16.3, 283.8, 2.3, 4.8

16.2, 283.8, 2.3, 4.7

16.2, 283.7, 2.2 4.8

16.3, 283.7, 2.2, 4.7

5. Calculate the following using the rules of retention for significant figures: 0.0635 + 24.33 + 1.0982 = ______.

25.49

25.4917

25.00

25.48

Time Remaining:
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The original RandomQuiz Script v2.1.11 is copyright 1998-2003 by Kristina Pfaff-Harris and can be found at http://www.tesol.net/scripts/
Revisions to the Original Randomquiz Script done by Thomas B. Wiggers, Associate Professor, February 2008

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All course content material, layouts, and examination items are Copyright © 2008 Thomas B. Wiggers.

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