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12-03-2018
Mathematics

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Rob and john share money in a ratio of 9:4. How much of the £39000 does john get ?

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12-03-2018

[tex]\bf \cfrac{Rob}{John}\qquad 9:4\qquad \cfrac{9}{4}\qquad \cfrac{9\cdot \frac{39000}{9+4}}{4\cdot \frac{39000}{9+4}}\implies \cfrac{9\cdot 3000}{4\cdot 3000}[/tex]

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