Mathematics, 06.12.2020 01:00 amy290
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 38 minutes of calls is 19.68, and the remaining credit after 60 minutes of calls is . What is the remaining credit after 81 minutes of calls?
Answers: 2
Mathematics, 21.06.2019 14:10
You invested $5000 between two accounts paying 4% and 9% annual interest, respectively. if the total interest earned for theyear was $350, how much was invested at each rate? $was invested at 4% andwas invested at 9%.
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Which of the following is true for the relation f(x)=2x^2+1
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Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7
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Mathematics, 21.06.2019 22:30
Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal
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The credit remaining on a phone card (in dollars) is a linear function of the total calling time mad...
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