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Module 1: Graphs

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Intermediate Mathematics - Step graphs

Step graphs

The following list shows the airmail rates for articles in a particular
country.

Use the graph of the function to find the cost of sending a parcel
weighing

(a) 125g

(b) 100g

(c) 250g

(a) $4.00

(b) $2.50

(c) $4.00

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