An 8-ounce can of tomatoes cost $1.14 . A 12-ounce can cost $1.75 . Which can of tomatoes cost the least per ounce?
1 answer:
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Answer:
a.
b.
<em>A = 220 mm²</em>
<em>b = 20 mm</em>
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the idea being, getting rid of the pesky radical at the bottom, simply multiply it by something that'd raise it to the root, so it gets out :)