"); document.writeln(""); document.close(); return(false); } function GetResponse(answerIndex, answer) { var listIndex; var responseText; if (listMap.charAt(answerIndex) == "1") { listIndex = answer.selectedIndex; responseText = answer.options[listIndex].value; } else responseText = StripSpaces(answer.value); return(responseText); } function ScoreAnswer(answerIndex, responseText) { var listIndex; var answerText; answerText = ansMap[answerIndex]; if (qtypeMap.charAt(answerIndex) == "5") return(NumericCompare(responseText, answerText)); else if (qtypeMap.charAt(answerIndex) == "6") return(MultiCompare(responseText, answerText)); else if (responseText.toUpperCase() == answerText.toUpperCase()) return(true); else return(false); } function BuildPrefixText(answerIndex, responseText, isCorrect) { var text; var listIndex; text = "
"
		if (isCorrect)
			text += ""
		else
			text += ""

		if (listMap.charAt(answerIndex) == "1") {
			if (responseText.length == 0)
				responseText = " ";
			text += " " + responseText + " ";
		}

		text += "
" return(text); } function StripSpaces(s) { var len; var i; len = s.length; for (i=len - 1; i >= 0 && s.charAt(i) == " "; --i) len = i; if (len == 0) s = ""; else if (len != s.length) s = s.substring(0, len); return(s); } function TranslateHtmlString(text) { var newText; var replaceString; var position; var length; var breakPos; var skipExtra; var i; newText = ""; position = 0; length = text.length; while (position < length) { skipExtra = 0; breakPos = -1; for (i=position; i < length && breakPos < 0; ++i) { switch(text.charAt(i)) { case '>': replaceString = ">"; breakPos = i; break; case '<': replaceString = "<"; breakPos = i; break; case '&': replaceString = "&"; breakPos = i; break; case '\r': if ((i + 1) < length && text.charAt(i + 1) == '\n') skipExtra = 1; replaceString = "
"; breakPos = i; break; case '\n': replaceString = "
"; breakPos = i; break; case ' ': if ((i + 1 < length) && text.charAt(i + 1) == ' ') { replaceString = " "; breakPos = i; } break; } } if (breakPos < 0) { newText += text.substring(position, length); position = length; } else { if (breakPos > position) newText += text.substring(position, breakPos); newText += replaceString; position = breakPos + 1 + skipExtra; } } return(newText); } function FixMCNotes(notesText, studentText) { var displayText; var searchText; var upperNotes; var charCode; var startIndex; var endIndex; displayText = ""; if (notesText.length > 0) { if (studentText.length > 0) { upperNotes = notesText.toUpperCase(); studentText = studentText.toUpperCase(); charCode = studentText.charCodeAt(0); searchText = "/" + String.fromCharCode(charCode) + "/"; startIndex = upperNotes.indexOf(searchText); if (startIndex >= 0) { startIndex += searchText.length; searchText = "/" + String.fromCharCode(charCode + 1) + "/"; endIndex = upperNotes.indexOf(searchText, startIndex); if (endIndex < startIndex) endIndex = notesText.length; displayText = notesText.substring(startIndex, endIndex); } } if (displayText.length == 0 && notesText.charAt(0) != "/") displayText = notesText; } return(displayText); } function NumericCompare(s1, s2) { var s1Sign; var s2Sign; var tempString; var decimalCount; var decimalPos; var numToDelete; var len; var ch; var i; s1.toUpperCase(); s2.toUpperCase(); if (s1 == s2) return(true); else { s1Sign = 1; s2Sign = 1; tempString = ""; for (i=0; i < s1.length; ++i) { ch = s1.charAt(i); if (ch == "-" && tempString.length == 0) s1Sign = -1; else if ((ch >= "0" && ch <= "9") || ch == ".") tempString += ch; } s1 = tempString; decimalCount = 0; decimalPos = -1; for (i=0; i < s1.length; ++i) { if (s1.charAt(i) == '.') { ++decimalCount; if (decimalPos < 0) decimalPos = i; } } if (decimalCount == 1 && decimalPos >= 0) { len = s1.length; for (i=len - 1; i >= decimalPos; --i) { if (i == decimalPos || s1.charAt(i) == '0') len = i; else break; } if (len < s1.length) s1 = s1.substring(0, len); if (s1.length == 0) s1 = "0"; } numToDelete = 0; for (i=0; i < s1.length; ++i) { if (s1.charAt(i) == "0") ++numToDelete; else break; } if (numToDelete > 0) { if (numToDelete == s1.length) --numToDelete; if (numToDelete > 0) s1 = s1.substring(numToDelete); } ///////////////////////////////////////////// tempString = ""; for (i=0; i < s2.length; ++i) { ch = s2.charAt(i); if (ch == "-" && tempString.length == 0) s2Sign = -1; else if ((ch >= "0" && ch <= "9") || ch == ".") tempString += ch; } s2 = tempString; decimalCount = 0; decimalPos = -1; for (i=0; i < s2.length; ++i) { if (s2.charAt(i) == '.') { ++decimalCount; if (decimalPos < 0) decimalPos = i; } } if (decimalCount == 1 && decimalPos >= 0) { len = s2.length; for (i=len - 1; i >= decimalPos; --i) { if (i == decimalPos || s2.charAt(i) == '0') len = i; else break; } if (len < s2.length) s2 = s2.substring(0, len); if (s2.length == 0) s2 = "0"; } numToDelete = 0; for (i=0; i < s2.length; ++i) { if (s2.charAt(i) == "0") ++numToDelete; else break; } if (numToDelete > 0) { if (numToDelete == s2.length) --numToDelete; if (numToDelete > 0) s2 = s2.substring(numToDelete); } if (s1Sign == s2Sign && s1 == s2) return(true); } return(false); } function MultiCompare(responseText, answerText) { var startIndex; var endIndex; var partialText; responseText = responseText.toUpperCase(); answerText = answerText.toUpperCase(); startIndex = 0; do { endIndex = answerText.indexOf("\r", startIndex); if (endIndex < 0) partialText = answerText.substring(startIndex); else partialText = answerText.substring(startIndex, endIndex); if (responseText == partialText) return(true); startIndex = endIndex + 1; } while (endIndex > 0); return(false); } function FixMTF(f) { var text; var letter; var theList; var listIndex; var number; var i; for (i=0; i < f.length; ++i) { if (f.elements[i].name.indexOf("MTF:") == 0) { number = parseInt(f.elements[i].name.substring(4), 10); theList = f["MTF-" + number + "-1"]; if (theList) { listIndex = theList.selectedIndex; letter = theList.options[listIndex].value; } else letter = ""; text = StripSpaces(f["MTF-" + number + "-2"].value); if (text == "") f.elements[i].value = letter; else f.elements[i].value = letter + "," + text; } } } function AllowReset() { return(window.confirm("Do you want to clear all of your answers?")); } // -->
 
Name: 
 

Unit 2 Part C


Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 
Write a number expression for the phrase.
$26 increased by $3
a.
$3 ´ $26
c.
$3 – $26
b.
$26 + $3
d.
$26 – $3
 

 2. 
Choose the number expression that matches the words.
Keisha had $46 and spent $3. Then she earned $18 more.
a.
($46 + $3) – $18
c.
$46 – ($3 + $18)
b.
($46 + $3) + $18
d.
($46 – $3) + $18
 

 3. 
Li had $35 before he went shopping. Evaluate the expression 35 – d for d = 14 to find how much money Li had left after he spent $14 while shopping.
a.
$19
b.
$21
c.
$3,514
d.
$49
 

 4. 
What phrase describes the expression 15 – 5?
a.
15 increased by 5
c.
Difference of 15 and 5
b.
5 decreased by 15
d.
Sum of 15 and 5
 

 5. 
Solve the equation.
37 = n + 9
a.
n = 47
b.
n = 27
c.
n = 46
d.
n = 28
 

 6. 
The bar graph shows the amount of fat in foods.

FAT IN FOODS
unit_2c_study_files/i0070000.jpg
unit_2c_study_files/i0070001.jpg
unit_2c_study_files/i0070002.jpg
unit_2c_study_files/i0070003.jpg
unit_2c_study_files/i0070004.jpg
unit_2c_study_files/i0070005.jpg

Write a number expression. How many grams of fat are in a 3-ounce beef steak and 1 cup of whole milk combined?
a.
8 – 15
b.
8 ´ 15
c.
15 + 8
d.
15 – 8
 

 7. 
Choose the number expression that matches the words.
Roger made 84 signs. He put up 29 on Monday and 11 on Tuesday.
a.
(84 + 29) – 11
c.
(84 – 29) + 11
b.
(84 – 29) – 11
d.
84 – (29 – 11)
 

 8. 
Find the value of 70 – 16.
a.
74
b.
54
c.
86
d.
66
 

 9. 
The bar graph shows the amount of fat in foods.
FAT IN FOODS
unit_2c_study_files/i0100000.jpg
unit_2c_study_files/i0100001.jpg
unit_2c_study_files/i0100002.jpg
unit_2c_study_files/i0100003.jpg
unit_2c_study_files/i0100004.jpg
unit_2c_study_files/i0100005.jpg

Write a number expression. How many more grams of fat are in 2 slices of bologna than in 1 cup of roasted turkey?
a.
16 – 7
b.
7 – 16
c.
16 ´ 7
d.
16 + 7
 

 10. 
The World Almanac and Book of Facts lists 4 more major earthquakes in the year 1998 than in the year 2000. The almanac lists 3 major earthquakes in 2000. How many major earthquakes are listed for 1998? Let unit_2c_study_files/i0110000.jpg the number of earthquakes listed for the year 1998. Use the equation unit_2c_study_files/i0110001.jpg to solve the problem.
a.
n = 1
b.
n = 6
c.
n = 7
d.
n = 8
 

 11. 
According to www.cyberdance.org, in Alabama there are 6 ballet companies. The total number of dance companies in Alabama is 0 more than that. Evaluate the expression b + 0 for b = 6 to find how many dance companies there are in Alabama.
a.
12 dance companies
c.
3 dance companies
b.
6 dance companies
d.
0 dance companies
 

 12. 
Evaluate 22 + d for d = 20.
a.
32
b.
42
c.
52
d.
2
 

 13. 
Jeannie needs to make 2 more place mats to finish the 14 she promised to make. How many place mats has she made already? Let n = the number of place mats Jeannie has made. Use the equation unit_2c_study_files/i0140000.jpg to solve the problem.
a.
n = 17
b.
n = 13
c.
n = 16
d.
n = 12
 

 14. 
After Jake bought gloves for $5, he had $8 left. How much money did he have to start? Let unit_2c_study_files/i0150000.jpg the amount of money he had to start. Use the equation unit_2c_study_files/i0150001.jpg to solve the problem.
a.
d = 12
b.
d = 13
c.
d = 4
d.
d = 3
 

 15. 
Write an expression for the number of shoes.
24 socks, but 12 fewer shoes
a.
24 – 12
b.
12 ´ 24
c.
24 + 12
d.
12 – 24
 

 16. 
Solve the equation.
b – 9 = 10
a.
b = 1
b.
b = 19
c.
b = 20
d.
b = 100
 

 17. 
Evaluate n – 2 for n = 20.
a.
22
b.
17
c.
18
d.
202
 

 18. 
Evaluate 14 – k for k = 4.
a.
144
b.
10
c.
18
d.
4
 

 19. 
Alan started with 196 marbles. He bought 95 more. Then he won 29. Which number expression would you use to find the number of marbles he has?
a.
(196 + 95) + 29
c.
(196 + 95) – 29
b.
196 – (95 + 29)
d.
(196 – 95) + 29
 

 20. 
Choose the number expression that matches the words.
A centipede can have 100 legs. A spider has 8 legs and a beetle has 6 legs. How many more legs does a 100-leg centipede have than a spider and a beetle combined?
a.
100 – (8 – 6)
c.
100 + (8 + 6)
b.
100 + (8 – 6)
d.
100 – (8 + 6)
 



 
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