1) A cell phone deal has a flat rate of $ 19.95 plus charge. 11 cents an additional minute after the first 600 minutes. Assuming this is a linear model, determine: A) A formula that models this situation after the first 600 minutes. B) How much will be paid on the bill if the consumer uses 120 minutes additional to the first 600? C) How much will be paid if you do not use additional minutes to the 600? D) If the total minutes in the air by the consumer is 745, How much will the bill be paid?
1) A cell phone deal has a flat rate of $ 19.95 plus charge. 11 cents an additional minute after the first 600 minutes. Assuming this is a linear model, determine: A) A formula that models this situation after the first 600 minutes. B) How much will be paid on the bill if the consumer uses 120 minutes additional to the first 600? C) How much will be paid if you do not use additional minutes to the 600? D) If the total minutes in the air by the consumer is 745, How much will the bill be paid?
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.4: Applications
Problem 28EQ
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