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
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Edwin