Nishasue
Nishasue
17-11-2014
Mathematics
contestada
Divide 48 in the ratio 7:5
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luana
luana
17-11-2014
[tex]7x+5x=48\\\\ 12x=48\ \ \ \ | divide\ by\ 12\\\\ x=4\\\\ 7x=7*4=28\\ 5x=5*4=20\\\\ 48\ in\ ratio\ 7:5\ is\ 28:20.[/tex]
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kate200468
kate200468
17-11-2014
[tex]7+5=12\\\\48:12=4\\\\7\cdot4=28\ \ \ \ and\ \ \ \ 5\cdot4=20\\\\ \frac{\big{28}}{\big{20}} =\frac{\big{7}}{\big{5}} [/tex]
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