Math in the Workplace - Numbers & Operations
CORETRONICS, INC.
Manufactures Print Heads
Machine Operator
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Job Description: Grind print heads using surface grinders. Must know English to metric conversion. |
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Problem:
Upon measuring the part you are machining, your inspection tool says that an additional 0.45 mm needs to be removed. The machine you are using only has controls calibrated in inches.
How many inches do you need to remove from the part? Do not use a calculator. Answer is to be given with 4 decimal places.
 CORETRONICS, INC.
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Solution:
| 0.45mm x |
1 inch
25.4mm |
= |
0.45 inches
25.4mm |
= 0.0177 inches |
This is an actual interview question—only about 20% get the correct answer.