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September 20, 2014

September 20, 2014

Posted by **Anonymous** on Tuesday, September 25, 2012 at 1:15pm.

- math -
**Reiny**, Tuesday, September 25, 2012 at 1:49pmLet their amounts of contribution be

2x , 4x, 5x, and 7x

7x = 1.4

x = .2

so they contributed

$ 0.40 , 0.80, 1. 00, and 1.40

for a total of $3.60

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