Two gears
The gearbox will use a large gear to turn a smaller gear. The large gear will make 75 revolutions per minute, while the smaller gear must make 384 revolutions per minute. Find the smallest number of teeth each gear could have. [Hint: Use either GCF or LCM. ]
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- algebra
- prime numbers
- least common multiple (LCM)
- greatest common divisor (GCD)
- planimetrics
- circle
- basic functions
- ratio
- numbers
- fractions
Units of physical quantities:
Themes, topics:
Grade of the word problem:
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