Ismail has two sheets of cloth. One sheet is 378 cms wide and the other sheet is 105 cms wide. He wants to divide the sheets into strips of equal width that are as wide as possible without wasting any cloth. How wide should he cut the strips?

Juma's grandparents live 306 kilometers away from his house. When he wants to visit them, he travels 66 km of the distance using a bus, and the rest by train. The ratio of the distance he travels by bus to the distance he travels by train is