SOLUTION: A cell phone company has offered you two different rates. The first rate is $35 per month and 5 cents per phone call (time does not matter). The second offer is $55 per month and 2
Algebra ->
Inequalities
-> SOLUTION: A cell phone company has offered you two different rates. The first rate is $35 per month and 5 cents per phone call (time does not matter). The second offer is $55 per month and 2
Log On
Question 377437: A cell phone company has offered you two different rates. The first rate is $35 per month and 5 cents per phone call (time does not matter). The second offer is $55 per month and 2 cents per call. Set up the inequality to model this problem and find where it is less expensive to go with the second plan. Answer by mananth(16946) (Show Source):
You can put this solution on YOUR website! A cell phone company has offered you two different rates. The first rate is $35 per month and 5 cents per phone call (time does not matter). The second offer is $55 per month and 2 cents per call. Set up the inequality to model this problem and find where it is less expensive to go with the second plan.
...
Plan A
let x be number of calls made per mont
35+0.05x < 55+0.02x
-35
0.05x<55-35+0.02x
-0.02x
0.05x-0.02x<20
0.03x <20
/0.03
x<20/0.03
x<666.6 calls
..
when the calls are less than 666 Plan A is better deal.
