Xavier claims that the number of text messages he sends is proportional to the amount he owes on his monthly phone bill. He made a list of the number of text messages he sent and the amount he owed f
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Xavier claims that the number of text messages he sends is proportional to the amount he owes on his monthly phone bill. He made a list of the number of text messages he sent and the amount he owed for the first four months.
- January: 300 text messages sent; $15.00 owed
- February: 314 text messages sent; $15.70 owed
- March: 486 text messages sent; $24.30 owed
- April: 205 text messages sent; $10.25