# AT&T offers long distance phone plan that charges \$4.95 per month plus \$

AT&T offers long distance phone plan that charges \$4.95 per month plus \$.07 per minute. During the course of a year, Sophia's long-distance bill ranges from \$13.00 to \$22.80. What was the range of monthly minutes?

13.00-4.95=8.05/.07=115 min 22.80-4.95=17.85/.07=255 min range 115 to 255 min/mo
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