How to calculate and display electricity used in a month using fprintf?

12 vues (au cours des 30 derniers jours)
Spaceman
Spaceman le 23 Fév 2024
Modifié(e) : Spaceman le 8 Avr 2024 à 3:59
Given: A power company charges 6.6 cents per KWH of electricity.
Find: Write a script that prompts the user for the number of KWH's they used in a month. The script should then calculate the total elecericty charge for the month and display it in dollars, with 2 decimals.
...
I got it figured out :
n = input('How many kWh this month: ');
fprintf('Your charge for 200 kWh will be $%.2f\n', 0.066*n);

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Stephen23
Stephen23 le 23 Fév 2024
Modifié(e) : Stephen23 le 21 Mar 2024
Note that the assignment does not require that you also print the number of kWH, only the charge is required:
n = str2double(input('How many kWH this month: ','s'));
fprintf('Your charge will be $%.2f\n', 0.066*n)
  1 commentaire
Spaceman
Spaceman le 25 Fév 2024
Modifié(e) : Spaceman le 21 Mar 2024
Eureka! I overcomplicate everything when it comes to MATLAB for some reason. If you put this in an answer I can accept. :)

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Plus de réponses (1)

Walter Roberson
Walter Roberson le 23 Fév 2024
KWH = input('How many KWH this month: ');
BILL = 0.066 * KWH;
fprintf('Your charge for %f KWH will be $%.2f\n', KWH, BILL)
  1 commentaire
Spaceman
Spaceman le 25 Fév 2024
Genius. Thank you for the time you took to write this out and help me.

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