question archive Xavier claims that the number of text messages he sends is proportional to the amount he owes on his monthly phone bill
Xavier claims that the number of text messages he sends is proportional to the amount he owes on his monthly phone bill
Subject:MathPrice: Bought3
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
