Mathematics, 12.03.2021 15:10 kkruvc

Ms. Günster has signed a mobile phone contract. It pays a monthly basic fee of € 2.95.
In addition, each SMS costs € 0.05 and each conversation unit € 0.15 per minute.
Only whole minutes are billed.

3. Write down a term that Ms. Günster can use to calculate her total monthly costs.
Use the variable a for the number of text messages written and the variable b for the number of minutes.

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Ms. Günster has signed a mobile phone contract. It pays a monthly basic fee of € 2.95.
In add...

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