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Exercise 23-2 (Algo) Make or buy LO P1 Geib Company currently makes a key part for its main product Making this part incurs per unit vatiable costs of $175 for direct materials and $130 for direct labor, incremental overheod to make this part is $1.62 per unit. The company can buy the part for $4.93 per unit. (a) Prepare a make or buy analysis of costs for this part. (Enter your answers rounded to 2 decimal places.) (b) Should Gelb make or buy the part