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posted by Bryan Thursday, December 11, 2008 at 11:25am.
How do find the value for n 30 over 60 = n over 100
30 over 60 = n over 100 Cross multiply. 30 * 100 = 60n 3,000 = 60n 50 = n You could also reduce the fractions: 30/60 = 1/2 n/100 = n = ?
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