Manufactured bolts can’t be too long or too short or they might not fit where they need to. Help determine which bolts will work and which won’t. Show your work for all steps.

1. A machine makes bolts that are 12 mm long. The bolts are considered acceptable if they are within 0.2 mm of 12 mm.

a. What is the longest the bolt can be and still be acceptable?



b. What is the shortest the bolt can be and still be acceptable?