msl090961 msl090961

30-08-2018
Mathematics

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if you gave 18 napkins to a table of 6 how many would you give to 15 people

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jdoe0001 jdoe0001

30-08-2018

[tex] \bf \begin{array}{ccll} napkins&people\\ \cline{1-2} 18&6\\ x&15 \end{array}\implies \cfrac{18}{x}=\cfrac{6}{15}\implies \cfrac{18\cdot 15}{6}=x\implies 45=x [/tex]

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