+0  
 
0
1130
4
avatar+305 

a:45%

b:55%

c:82%

d:90%

i think it d

 Jan 29, 2015

Best Answer 

 #1
avatar+106 
+13

The percent decrease is less than 50%,  so 45% is the only possibility

 Jan 29, 2015
 #1
avatar+106 
+13
Best Answer

The percent decrease is less than 50%,  so 45% is the only possibility

loleris Jan 29, 2015
 #2
avatar+305 
0

thanks you were the only one to yunder stand

 Jan 29, 2015
 #3
avatar+128089 
0

Nice logic, loleris.....!!!!    Sometimes, that's quicker than "doing the math".....!!!!

 

 Jan 29, 2015
 #4
avatar+106 
0

Ha-ha thanks CPhill

 Jan 29, 2015

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