Factors, Multiples, Primes, LCM and HCF
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Free Maths Q & A Practice 1 of 5 free exam-style exercises in this topic
Three buses leave the same bus station together at 8:00 a.m. Bus P returns to the station every 18 minutes, Bus Q returns every 24 minutes, and Bus R returns every 10 minutes.

Bus Return interval
P 18 minutes
Q 24 minutes
R 10 minutes


If all three buses keep returning at these fixed intervals all day, what is the next clock time after 8:00 a.m. that all three buses will be at the station together again?
Select one option.
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