Question
Jane, Yen and Esther were each given a piece of ribbon of equal length. Jane cut hers into equal lengths of 3 cm, Yen cut hers into equal lengths of 5 cm, and Esther cut hers into equal lengths of 6 cm. If there were no remainder in each case, find the shortest length of ribbon given to each of them.
4 m

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Jane, Yen and Esther were each given a piece of ribbon of equal length. Jane cut hers into equal lengths of 3 cm, Yen cut hers into equal lengths of 5 cm, and Esther cut hers into equal lengths of 6 cm. If there were no remainder in each case, find the shortest length of ribbon given to each of them.