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### Your roommate, John, offered to buy household sup…

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Problem 55

Your roommate, Sarah, offered to buy groceries for you and your other roommate. The total bill was
$\$ 82 .$She forgot to save the individual receipts but remembered that your groceries were$\$0.05$ cheaper than half of her groceries, and that your other roommates groceries were $\$ 2.10\$ more than your groceries. How much was each of your share of the groceries?

There were 190 children, 140 parents and 70 grandparents

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## Video Transcript

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