Last month Hao dog ate 40 cans of dog food in 31 days. How many cans does Hao needs to buy to feed his dog for the next 6 days?

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19-09-2018
Mathematics

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Last month Hao dog ate 40 cans of dog food in 31 days. How many cans does Hao needs to buy to feed his dog for the next 6 days?

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jdoe0001 jdoe0001 · Answer 1 · 2018-09-19T01:38:24+02:00

jdoe0001 jdoe0001

19-09-2018

[tex]\bf \begin{array}{ccll} \stackrel{dog~food}{cans}&days\\ \cline{1-2} 40&31\\ x&6 \end{array}\implies \cfrac{40}{x}=\cfrac{31}{6}\implies \cfrac{40\cdot 6}{31}=x\implies \cfrac{240}{31}\implies 7\frac{23}{31}=x[/tex]

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