3.9: Chapter 3 Review
Difficulty Level: At Grade
Created by: CK12
Turn In
Solve for the variable.

a+11.2=7.3 
9.045+j=27 
11=b+57 
−22=−3+k 
−9=n−6 
−6+l=−27 
s2=−18 
29=e27 
u÷−66=11 
−5f=−110 
76=−19p 
−h=−9 
q+111=−2 
−2−2m=−22 
−5+d6=−7 
32=2b−3b+5b 
9=4h+14h 
u−3u−2u=144 
2i+5−7i=15 
−10=t+15−4t 
12k−16+212k=0 
−1543120=35x+114(−115x+85) 
−5.44x+5.11(7.3x+2)=−37.3997+6.8x 
−5(5r+7)=25+5r 
−7p+37=2(−6p+1) 
3(−5y−4)=−6y−39 
5(a−7)+2(a−3(a−5))=0
Write the following comparisons as ratios. Simplify when appropriate.
 10 boys to 25 students
 96 apples to 42 pears
 $600 to $900
 45 miles to 3 hours
Write the following as a unit rate.
 $4.99 for 16 ounces of turkey burger
 40 computers to 460 students
 18 teachers to 98 students
 48 minutes to 15 appointments
Solve the proportion.
 Solve for
n: −6n−7=−2n+1 .  Solve for
x: −95=x−7x+10 .  Solve for
b: 5b12=311 .  Solve for
n: −12n=52n+6 .
Write the decimal as a percent.
 0.4567
 2.01
 0.005
 0.043
Write each percent as a decimal.
 23.5%
 0.08%
 0.025%
 125.4%
Write each percent as a fraction.
 78%
 11.2%
 10.5%

33.3¯%
Solve using the Percent Equation.
 32.4 is 45% of what number?
 58.7 is what percent of 1,000?
 What is 12% of 78?
 The original price is $44 and the markup is 20%. What is the new price?
 An item originally priced $240 has a 15% discount. What is the new price?
 A pair of shoes originally priced $89.99 is discounted to $74.99. What is the percent of markdown?
 A salon’s haircut rose in price from $10 to $14. What is the percent of markup?
 An item costing
c dollars decreased $48, resulting in a 30% markdown. What was the original price?  The width of a rectangle is 15 units less than its length. The perimeter of the rectangle is 98 units. What is the rectangle’s length?
 George took a cab from home to a job interview. The cab fare was $4.00 plus $0.25 per mile. His total fare was $16.75. How many miles did he travel?
 The sum of twice a number and 38 is 124. What is the number?
 The perimeter of a square parking lot is 260 yards. What are the dimensions of the parking lot?
 A restaurant charges $3.79 for
18 of a pie. At this rate, how much does the restaurant charge for the entire pie?  A 60watt light bulb consumes 0.06 kilowatts/hour of energy. How long was the bulb left on if it consumed 5.56 kilowatts/hour of energy?
 A
612 foottall car casts a 33.2foot shadow. Next to the car is an elephant casting a 51.5foot shadow. How tall is the elephant?  Two cities are 87 miles apart. How far would they be on a map with a scale of 5 inches : 32 miles?
Notes/Highlights Having trouble? Report an issue.
Color  Highlighted Text  Notes  

Show More 
Image Attributions
Show
Hide
Details
Description
No description available here...
Tags:
Subjects:
Date Created:
Feb 22, 2012
Last Modified:
Feb 09, 2016
Save or share your relevant files like activites, homework and worksheet.
To add resources, you must be the owner of the section. Click Customize to make your own copy.
To add resources, you must be the owner of the section. Click Customize to make your own copy.