Length of a string
What are the smallest string length we can cut into 18 equal parts and even 27 equal parts (in decimeters)?
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- algebra
- prime numbers
- divisibility
- least common multiple (LCM)
- greatest common divisor (GCD)
- numbers
- natural numbers
Units of physical quantities:
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