2012 · Q28
Three planets revolve round the sun once in 200, 250, 300 days respectively in their own orbits. When do they all come relatively to the same position as at a certain point of time in their orbits?
Elementary MathematicsNumber System
- AAfter 3000 days
- BAfter 2000 days
- CAfter 1500 days
- DAfter 1200 days
Explanation
LCM(200,250,300) = 3000 days.