Audrey had $20 and brought him for $1.10, a soda for $.99, and a bag of chips for $3.98. how much money does she have left
1 answer:
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Many numbers, when multiplied by 
, are less than 
. We can find an inequality for numbers 
that are sufficient.
Clearly,
is the desired inequality. We divide by 7 to find that 
determines working numbers.
Clearly,