If Joey Goes Surfing for Four Hours Instead of Earning

question 297

Multiple Choice

If Joey goes surfing for four hours instead of earning $10 per hour for those four hours, his opportunity cost is

• A)the good time spent surfing.
• B)the cost of gasoline used to get to the beach.
• C)the travel time to the beach.
• D)$40.

Understand basic concepts and definitions in casting.

Identify the tools and components used in the casting process.

Recognize symbols and abbreviations related to materials and processes in casting and engineering.

Understand the purpose and application of cores in sand casting.