Regrind, Inc $C(x)=1.70 x+215$ Break-Even $=221$ B) $C(x)=1.70 x+215$

question 140

Multiple Choice

Regrind, Inc. regrinds used typewriter platens. The cost per platen is $1.70. The cost to regrind 50 platens is $300. Find the linear cost function to regrind platens. If reground platens sell for $9.20
Each, how many must be reground and sold to break even?

• A) \( C(x)=1.70 x+215 \)
• break-even \( =221 \)
• B) \( C(x)=1.70 x+215 \)
• break-even \( =29 \)
• C) \( C(x)=1.70 x+300 \)
• break-even \( =41 \)
• D) \( C(x)=1.70 x+300 \)
• break-even \( =29 \)

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