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Mathematics, 18.09.2019 08:50 Bearboy5957

The ski club is planning a trip for winter break. they write the equation c=200+10n to estimate the cost in dollars, c of the trip for n students.
duncan and corey both use the equation to estimate the cost for 50 students. duncan says the cost is $10,500 , and corey says it's $700.
a) whose estimate is correct?
b) how do you think duncan and corey found such different estimates if they used the same equation?

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