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when carla looked out at the school Parking Lot,she noticed that for every 2 mini vans, there were 5 other tyPes of vehicles. if there are 161 vehicles in the Parking lot, how many of them are not mini vans?
 Oct 11, 2015
 #1
avatar+163 
+6

This is a ratio so 2:5 

 

2 + 5 = 7 

 

How many 7s go into 161?

 Oct 11, 2015
 #2
avatar+33659 
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Group them into lots of 2+5 = 7

 

There are 161/7 = 23 lots all together.  In each of these 23 lots there are 5 non-mini-vans, so there are 23*5 = 115 vehicles that aren't mini vans.

 Oct 11, 2015
 #3
avatar+163 
+1

23!

 Oct 11, 2015
 #4
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I think that im samart

 Mar 13, 2017

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