Two pendulums of lengths 100 cm and 225 cm start oscillating in phase simultaneously. After how many oscillations will they again be in phase together ?

Two pendulums of lengths 100 cm and 225 cm start oscillating in phase

1.	Two pendulums of lengths 100 cm and 225 cm start oscillating in phase simultaneously. After how many oscillations will they again be in phase together ?
Answer» ANSWER :2