2.) Before cell phones came along and unlimited long-distance calling packages were widely available, long-distance carriers offered competitive calling plans.
AT&T introduced their “dime line”. Customers paid a monthly fee of $5 plus only
10 cents per minute of long-distance calling time. Sprint offered a plan in which
customers simply paid 30 cents per minute with no monthly fee. How many
minutes of long-distance time make the customer charges equal? Which plan
would be more beneficial to a small business that dealt with clients across the
country? Explain your answer.