Mathematics, 20.09.2020 01:01 vitalitas
The credit remaining on a phone card (in dollars) is a linear function of the total calling time made with the card (in minutes). The remaining credit after 45 minutes of calls is $19.15, and the remaining credit after 3 minutes of calls is $16.81. What is the remaining credit after 71 minutes of calls?
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 18:30
Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).
Answers: 1
Mathematics, 21.06.2019 23:00
I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )
Answers: 1
Mathematics, 22.06.2019 01:50
One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.
Answers: 2
You know the right answer?
The credit remaining on a phone card (in dollars) is a linear function of the total calling time mad...
Questions
Mathematics, 10.11.2020 20:30
Advanced Placement (AP), 10.11.2020 20:30
Mathematics, 10.11.2020 20:30
Mathematics, 10.11.2020 20:30
Mathematics, 10.11.2020 20:30
Physics, 10.11.2020 20:30
