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john is now three times as old as his brother Sam. In five years, john will be twice as old as Sam will be then. Find their present ages.
answered
Dec 29, 2016
Mathematics
high-school
1
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18.2k
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Write the ratio 69:75 as a fraction, decimal,and a percent.
answered
Mar 10, 2016
Mathematics
middle-school
1
vote
203k
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