liluzi7 liluzi7

06-12-2020
Mathematics

contestada

A telephone calling card charges a connection fee, plus a charge per minute. A 10-minute call costs $2.99. A 15-minute call costs $3.99. What is the cost for a 30-minute phone call?

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smithdebok smithdebok

06-12-2020

Answer: $6.99

Step-by-step explanation: each minute is 20 cents and the connection fee is .99 cents.

30x.20= 6.00

6.00 + .99 = $6.99

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