Quantitative Aptitude :: H.C.F and L.C.M - Discussion
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Choose the correct option.
Three wheels make 18, 24, 54 revolutions per minute. Each has a black mark on it. It is aligned at the start. When does it align again for the first time?
A2 Seconds
B10 Seconds
C12 seconds
DNone of these
Answer: Option (Login/Signup)
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