On one day the value of $1.00 was equal to 0.77 euros or $1.24 Canadian. Write a

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On one day the value of $1.00 was equal to 0.77 euros or $1.24 Canadian. Write a function to represent the value of Canadian dollars in euros. What is the value of the function for an input of 5 rounded to the nearest cent, and what does it represent?