Mathematics, 14.12.2021 03:20 dkckdkcekkxgmaipcom
Trina's cell phone plan charges 25¢ per call plus 8¢ per minute. The cost per call can be modeled using the equation
C = 8t + 25.
a) What do the variables C and t represent?
b) If Trina talks for 3 min, how much will the call cost? Show your thinking.
Answers: 2
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William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)
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Trina's cell phone plan charges 25¢ per call plus 8¢ per minute. The cost per call can be modeled us...
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