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Mathematics
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OpenStudy (anonymous):
help midterms
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OpenStudy (anonymous):
In 1989, a movie ticket cost $3.00. In 1999, a move ticket costs $5.50. Find the average rate of change of movie tickets price in dollars per year. A. $0.20 B. $0.25 C. $4.00 D. $0.85
OpenStudy (anonymous):
how do u do this
OpenStudy (anonymous):
you can make a function with y and x
OpenStudy (anonymous):
Or to put it in words, over 10 years, the price increases by 2.50$. Then per year, the price on average increases by?
OpenStudy (anonymous):
x=3 y=5.50
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OpenStudy (karatechopper):
Ur taking a midterm right?
OpenStudy (anonymous):
no getting ready for one i do after
OpenStudy (anonymous):
its a mid term reiew
OpenStudy (anonymous):
thx tim i got it
OpenStudy (anonymous):
You're welcome :) Turning it into an equation might be more official but sometimes you can see it more directly.
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