SOLUTION: <pre> Structure Type 2000 2002 Increase Single-Family Homes 5526 6738 1212 Apartment Buildings 236 259 23

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Question 1155713:
Structure Type         2000       2002     Increase 

Single-Family Homes    5526       6738         1212
 
Apartment Buildings     236        259           23             

Low-Rise Commercial     112        145           33

High-Rise Commercial      8         10            2

Parking Garages          30         42           12

Which type of structure had the greatest percentage of increase?

a. Single-family homes
b. Apartment buildings
c. Low-rise commercial structures
d. High-rise commercial structures
e. Parking garages
The study guide states that the answer is "e." I do not understand the problem.
May someone please help me ?

Answer by Edwin McCravy(20063) About Me  (Show Source):
You can put this solution on YOUR website!
Structure Type         2000       2002     Increase 

Single-Family Homes    5526       6738         1212
 
Apartment Buildings     236        259           23             

Low-Rise Commercial     112        145           33

High-Rise Commercial      8         10            2

Parking Garages          30         42           12

Which type of structure had the greatest percentage of increase? 
 
a. Single-family homes

Divide the increase by the OLD amount. So divide 1212 by 5526,
get 0.2193268187 round to 0.219, move the decimal 2 places right
put on a %.  That's 21.9%
 
b. Apartment buildings 

Divide the increase by the OLD amount. So divide 23 by 236,
get 0.0874576271 round to 0.087, move the decimal 2 places right
put on a %.  That's 8.7%

c. Low-rise commercial structures  

Divide the increase by the OLD amount. So divide 33 by 112,
get 0.2946428571 round to 0.295, move the decimal 2 places right
put on a %.  That's 29.5%

You do the others. Pick out the one with the greatest percent.

Have a question?  Ask me in the space below.  I'll get back to
you by email. No charge ever.

Edwin