Answer :

You have to divide 450 and 1800 in order to find the ratio of money spent out of the income on food, then multiply that decimal by 100 in order to convert into a plausible percentage; in this case, it is 25%.
Mario299


What you do is divide the family's spending for food by the amount of income each month.

$450/$1800 =

0.25 = 25%

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