MA-423
HCF and LCM
Lower Sec Maths · Secondary 1 · Hard · HCF and LCM
Three buses leave a station at regular intervals.
Bus P leaves every 6 minutes.
Bus Q leaves every 10 minutes.
Bus R leaves every 15 minutes.
All three buses leave together at 7:00 a.m. At what time will they next leave together again?
Bus P leaves every 6 minutes.
Bus Q leaves every 10 minutes.
Bus R leaves every 15 minutes.
All three buses leave together at 7:00 a.m. At what time will they next leave together again?
- 7:15 a.m.
- 7:20 a.m.
- 7:25 a.m.
- 7:30 a.m.
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