which proportions is true? 1.8/4.2=3.5/1.5 0.8/1.5=2.4/3.5 4.8/1.6=9.6/3.4 6.9/2,7=4.6/1.8
Updated 3/23/2014 6:47:38 PM
Flagged by yeswey [3/23/2014 6:47:38 PM]
Original conversation
User: which proportions is true? 1.8/4.2=3.5/1.5 0.8/1.5=2.4/3.5 4.8/1.6=9.6/3.4 6.9/2,7=4.6/1.8

Updated 3/23/2014 6:47:38 PM
Flagged by yeswey [3/23/2014 6:47:38 PM]
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3
The true proportion is 6.9/2.7=4.6/1.8
6.9/2.7 = (6.9/3)/(2.7/3) = 2.3/0.9
4.6/1.8 = (4.6/2)/(1.8/2) = 2.3/0.9
Confirmed by alfred123 [3/31/2014 7:34:42 PM]

find the missing number in the proportion/16=40/64
Updated 3/27/2014 6:29:48 PM
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