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# MAT117-2007Fall - MAT 117 Final Exam Fall 2007 Name...

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MAT 117 Final Exam Fall 2007 December 12, 2007 Name, __________________________ ___ Section ____ _ Question Points Worth Points Earned I Group Portion 30 1 8 2 6 3 7 4 6 5 15 6 5 7 8 8 6 9 4 10 7 11 10 12 10 13 8 Total Score: 1130 Percentage: ___ _ 1

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1. (8 points) In the following sequence, find the next three terms. Explain the pattern. 7,9, 15,25,39,_, _, _ 2. (6 points) Mary is building a staircase out of blocks in the pattern shown below. How many blocks will it take to build a staircase that is 18 blocks high? Explain how you got your answer, or show your calculations. r-- I 2
3. (7 points) Phillip was asked to expand the base six numeral 3502 six in order to change it 6 4 6 3 6 1 to a base ten numeral. He wrote (3 x ) + (5 X ) + (2 X ). Will he be correct? If yes, complete the conversion. If no, explain his error, and then complete the correct conversion. 4. a. (4 points) What is the largest six-digit numeral in base five? JustifY your answer. b. (2 points) What number is one more than this number in base five? Explain.

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MAT117-2007Fall - MAT 117 Final Exam Fall 2007 Name...

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