The First Unit of a Product Took 1,000 Hours to Build

Multiple Choice

The first unit of a product took 1,000 hours to build and the learning curve is 85%. How long will it take to make the first 5 units? (Use Table E.3 in the text.)

A) less than 4,005 hours
B) from 4,005 to 4,015 hours
C) from 4,015 to 4,025 hours
D) from 4,025 to 4,035 hours
E) from 4,035 to 4,045 hours