Posted by marisol on Sunday, November 28, 2010 at 6:39pm.
a man is now three times as old as his son and was 30 when his son was born. how old is his son now?

6th grade math  Ms. Sue, Sunday, November 28, 2010 at 6:40pm
15

6th grade math  Jackie J., Monday, November 29, 2010 at 8:16pm
60 years old
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