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3 years ago

9

A local phone company charges a standard rate of three dollars per call. After 1 minute the charge was $4.50. After 2 minutes th

e rate is $6.00. Susan has $10.00, how long can Susan stay on her phone?

1 answer:

Brrunno [24]3 years ago

6 0

Answer:

4.66 seconds

Step-by-step explanation:

4.50-3.00=1.50

10-3=7/1.50= 4.66

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