kaitlyns07
kaitlyns07
29-01-2015
Mathematics
contestada
what is £300 divided into the ratio 3:7
Respuesta :
luana
luana
29-01-2015
[tex]3x-one\ part\\7x-second\ part\\\\3x+7x=300\\10x=300\ \ \ \ \ \ |:10\\x=30\\\\3\cdot30=90\\\\7\cdot30=210\\\\Ratio: 90:210[/tex]
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