Jack and Jill drove in separate cars to their favorite hill, leaving from the same place at the same time
(Not rated)
(Not rated)
Jack and Jill drove in separate cars to their favorite hill, leaving from the same place at the same time. Jill drove 20% faster than Jack and arrived half an hour earlier. How many hours did Jack drive?
11 years ago
Jack and Jill drove in separate cars to their favorite hill, leaving from the same place at the same time
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