Two gears
The gearbox will use a large gear to turn a smaller gear. The large gear will make 75 revolutions per minute. 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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