Wordy LCM & HCF. There are three 50m swimming lanes. Those in lane A set off every 2 minutes, lane B every 3 minutes and lane C every 5 minutes. If they all set off at 8pm, when will they all set off together

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asked Apr 23, 2023 170k views

4 votes

Wordy LCM & HCF. There are three 50m swimming lanes. Those in lane A set

off every 2 minutes, lane B every 3 minutes and lane C every 5 minutes. If
they all set off at 8pm, when will they all set off together again?

Mathematics
high-school

Peter Kota asked

by Peter Kota

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1 Answer

3 votes

in 30 minutes
you multiply the three lane times together and that is the answer

Oscar Ivan answered Apr 29, 2023

by Oscar Ivan

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