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Mathematics 21 Online
OpenStudy (underreconstruction):

Raul is selling coupon books. He started with 50 coupon books and has already won a prize for selling at least 10 coupon books. The total amount of money Raul will make from selling x coupon books is represented by a function. f(x)=20x What is the practical domain of the function if Raul sells 50 coupon books? All integers from 10 to 50, inclusive All multiples of 20 between 0 and 1000, inclusive All integers from 0 to 50, inclusive All real numbers

OpenStudy (underreconstruction):

I think my answer is C.

OpenStudy (underreconstruction):

@triciaal

OpenStudy (triciaal):

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