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Introduction
Finding the Lowest Common Denominator
Arithmetic Sequence and Series
Finding Unit Digits of x^n
  FINDING THE LOWEST COMMON DENOMINATOR (LCD)
Practice Problem:

Joe and Sally are inspectors on the same assembly line. Joe’s job is to test every 8th item for color and Sally’s job is to test every 12th item for durability.

If on any given day, there are 1000 items on the assembly line, how many items are checked by both of them?

Click the Solution button to see the answer.
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