Answers

2014-11-17T21:12:55+08:00
4+9=13

117/13=9

4 x 9=36
9 x 9=81

36 and 81
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2014-11-18T19:01:54+08:00
The two number that is sum is 117 and have ratio 4:9 is 36 and 81.
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