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.
Multiples of 3: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30
Multiples of 5: 5, 10, 15, 20, 25, 30
Multiples of 6: 6, 12, 18, 24, 30
Shortest length of ribbon given to each of thecm
= Lowest common multiple of 3 cm, 5 cm and 6 cm
= 30 cm
Answer(s): 30 cm