Laura rents a movie for a flat fee of $2.00 plus an additional $0.50 for each night she keeps the movie. Choose the cost function that represents this scenario if x equals the number of nights Laura has the movie.

a. c (x) = 2.00x + 0.50

b. c (x) = 2.00 + 0.50x

c. c (x) = 2.50x

d. c (x) = (2.00 + 0.50) x

Question

Tiana Kidd

Mathematics

1 March, 17:58

Laura rents a movie for a flat fee of $2.00 plus an additional $0.50 for each night she keeps the movie. Choose the cost function that represents this scenario if x equals the number of nights Laura has the movie.

a. c (x) = 2.00x + 0.50

b. c (x) = 2.00 + 0.50x

c. c (x) = 2.50x

d. c (x) = (2.00 + 0.50) x

+3

Answers (1)

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Stephen Snow · Answer 1

B. c (x) = 2.00+0.50x

It should be 2.00 because there won’t be any variable affecting it. It’s just a flat fee. 0.50x is right because the answer will vary according to the number of nights Laura has the movie and x represents how many nights she has the movie.

Hope this