Solve the problem.Given is a graph of a portion of the postage function, which depicts the cost (in cents) of mailing a letter, p, versus the weight (in ounces) of the letter, x. What is the postage for a letter weighing    Is the postage function continuous?

A. 33 cents; 55 cents; 77 cents; no
B. 55 cents; 77 cents; 77 cents; no
C. 55 cents; 55 cents; 77 cents; no
D. 55 cents; 55 cents; 77 cents; yes


Answer: C

Mathematics

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