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QUESTION
Regrind, Inc. regrinds used typewriter platens. The variable cost per platen is $1. The total cost to regrind 50 platens is $400. Find the linear...
Regrind, Inc. regrinds used typewriter platens. The variable cost per platen is $1.90. The total cost to regrind 50 platens is $400. Find the linear cost function to regrind platens. If reground platens sell for $8.80 each, how many must be reground and sold to break even?
