A cellular phone company offers several different service plans. One option, for people who plan on using the phone only in emergencies, costs the user $5.15 per month plus $0.57 per minute for each minute the phone is used. a. Write a linear function for the monthly cost of the phone in terms of the number of minutes the phone is used. b. Use your equation to find the cost of using the cellular phone for 12 minutes in 1 month. A. (a) y = 5.15x+0.57 ; (b) $62.37 B. (a) y =x+5.15; (b) $17.15 C. (a) y = 0.57x; (b) $6.84 D. (a) y = 5.15; (b) $5.15 E. (a) y = 0.57x+5.15; (b) $11.99
A cellular phone company offers several different service plans. One option, for people who plan on using the phone only in emergencies, costs the user $5.15 per month plus $0.57 per minute for each minute the phone is used. a. Write a linear function for the monthly cost of the phone in terms of the number of minutes the phone is used. b. Use your equation to find the cost of using the cellular phone for 12 minutes in 1 month. A. (a) y = 5.15x+0.57 ; (b) $62.37 B. (a) y =x+5.15; (b) $17.15 C. (a) y = 0.57x; (b) $6.84 D. (a) y = 5.15; (b) $5.15 E. (a) y = 0.57x+5.15; (b) $11.99
Intermediate Algebra
10th Edition
ISBN:9781285195728
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter9: Functions
Section9.CR: Review Problem Set
Problem 24CR: An outpatient operating room charges each patient a fixed amount per surgery plus an amount per...
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