Final answer:
The cost of sending telegrams is determined by the number of words in the message, with a fixed charge of [tex]$5 and an additional $[/tex]0.50 per word. An example calculation is provided to illustrate how the cost is calculated based on the number of words.
Explanation:
The cost of sending a telegram is calculated based on the number of words included in the message.
The function that relates the number of words sent to the cost of the message can be expressed as C = 5 + 0.50w, where C is the cost and w is the number of words.
For example, if you send a message with 10 words, the cost would be 5 + 0.50(10) = 10 dollars.
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