The grocery store is having a sale on frozen vegetables. 4 bags are being sold for $5. At this rate, what is the cost of 7 bags?
?
2 answers:
Answer:
$8.75
Step-by-step explanation:
Create a proportion where x is the cost for 7 bags:
= 
Cross multiply and solve for x:
4x = 35
x = 8.75
So, the cost of 7 bags is $8.75
Answer:
$8.75
Step-by-step explanation:
4 bags are being sold for $5 and the charge does not change,
so 1 bag is being sold at $5/4 bags = 1.25 (dollars/bag)
so 7 bags would cost 7 bags * (1.25 dollars / bag) = $8.75
Done :)
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