Question

Linear functions: the post office charges different rates per envelopes depending on how much they weigh. So the cost is a fuunction of the weight. The table shows the amount charged for large envelopes with weigh up to 13 ounces. If weight of an envelope is not a whole number of ounces, it is rounded up to the next whole number.

TABLE:

Large Envelopes Weight not over ounces 1,2,3,4,5,6,7,8,9,10,11,12,13

Cost $ 0.98, 1.19, 1.40, 1.61, 1.82, 2.03, 2.24, 2.45, 2.66, 2.87, 3.08, 3.29, 3.50

Let y represent the cost in dollars for an envelope that weighs x ounces. What is the value of y for x = 1.4y

Answer 1

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