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Aufmann - Basic College Math: Applied Approach 8/e (Homework)

Chris Read

Mathematics and Sciences, section 2, Fall 2010

Instructor: Mr. Cengage

Current Score: 3/11

Due: Wednesday, August 18, 2010 05:45 PM EDT

About this Assignment

Question
Points
1 2 3 4 5 6 7 8 9 10
1 1 0/1 0/1 0/1 0/1 0/1 0/1 0/2 1
Total
3/11

Description

Here are some textbook questions from Basic College Mathematics: An Applied Approach 8/e by Richard N. Aufmann, Vernon C. Barker, Joanne S. Lockwood published by Brooks/Cole. Click here for a list of all of the questions coded in WebAssign.


Instructions

This demo assignment allows many submissions and allows you to try another version of the same question for practice.



1. 1/1 points All Submissions Notes Question: AufBCM8 1.1.004.
Question part
Points
Submissions
1
1
3/50
Total
1/1
 
Graph the number on the number line.
18

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2. 1/1 points All Submissions Notes Question: AufBCM8 2.1.022.
Question part
Points
Submissions
1
1
1/50
Total
1/1
 
Find the LCM.
120, 80
Enter an exact number.
Your answer is correct.

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3. –/1 points Notes Question: AufBCM8 2.1.062.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
Find the GCF.
14, 28, 112
Enter an exact number.

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4. –/1 points Notes Question: AufBCM8 2.1.070.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
Joe Salvo, a lifeguard, works 3 days and then has a day off. A friend works 5 days and then has a day off. How many days after Joe and his friend have a day off together will they have another day off together?
Enter an exact number.

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5. 0/1 points All Submissions Notes Question: AufBCM8 2.2.068.
Question part
Points
Submissions
1
0/1
2/50
Total
0/1
 
Write the mixed number as an improper fraction.
7 8/9

Enter an exact number.
Your answer is incorrect.
9

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6. –/1 points Notes Question: AufBCM8 2.5.022.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
Subtract and simplify if possible.
5/6
-1/7
Enter a reduced fraction.

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7. 0/1 points All Submissions Notes Question: AufBCM8 2.7.096.
Question part
Points
Submissions
1
0/1
3/50
Total
0/1
 
The figure below shows how the money borrowed on home equity loans is spent. What fractional part of the money borrowed on home equity loans is spent on tuition and home improvement?
Enter an exact number as an integer, fraction, or decimal.
Your answer is incorrect.

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8. –/1 points Notes Question: AufBCM8 2.8.038.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
Simplify.
7/81-(2/9)^2+23/27

Enter a reduced fraction.

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9. –/2 points Notes Question: AufBCM8 3.2.022.
Question part
Points
Submissions
1 2
0/1 0/1
0/50 0/50
Total
0/2
 
A family has a mortgage payment of $818.04, a Visa bill of $216.88, and an electric bill of $86.11.
(a) Calculate the exact amount of the three payments.
$
Enter an exact number.

(b) Round the numbers to the nearest hundred and use estimation to determine whether the sum you calculated is reasonable.
$
Enter a number.

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10. 1/1 points All Submissions Notes Question: AufBCM8 3.5.104.
Question part
Points
Submissions
1
1
1/50
Total
1/1
 
The graph below shows the growth in the number of spam messages sent daily worldwide. Figures are given in billions. How many times greater is the number of spam messages sent daily in 2003 than the number sent in 2001? Round to the nearest tenth.
Enter a number.
Your answer is correct. times greater

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