Answer:

Step-by-step explanation:
Given
Phone R-Us= $16.95 + $0.05 per SMS
Awesome Wireless = $22.95 + $0.02 per SMS
Required
Determine the number of SMS such that Awesome Wireless is greater or equal to Phone R-Us
Represent the SMS with S
For Phone R-Us, we have:

For Awesome Wireless, we have:

For Awesome Wireless is greater or equal to Phone R-Us, we have:

Collect Like Terms


Solve for S


<em>Hence: for Awesome Wireless to cost more or equal to Phone R-Us, the number of SMS must not exceed 200</em>
Answer: i believe the answer is d
Step-by-step explanation: sorry if it's wrong but I really think it is d because it says product which is division and d is division please let me know if I was correct or not. thx
Answer:
B 5
Step-by-step explanation:
Estimate 10.2 as 10
2.3 as 2
10/2 =5
Answer:
1. k=53.244 or k=13311/250