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avatar+29 

https://gyazo.com/a6f7ed51839385294ca9aeebe6a762f7

 Jan 9, 2018
 #1
avatar+101870 
+1

Let's look  at this  .....   [  "of"  means  "multiply " ]

 

65%  of 90   =  x

 

.65  *  90  =  x             divide both sides by 90

 

.65   =   x  / 90           and note that   .65   =  65 / 100   ...so...

 

65 / 100  =  x  / 90

 

So...   "C"  is correct

 

 

cool cool cool

 Jan 9, 2018

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