Question
Olivia spent 16 h to complete her project in Physic. She spent 13 h more to complete her project in Geography than her project in Physic. How much time did she spend to complete her project in Geography?
3 m

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Olivia spent 16 h to complete her project in Physic. She spent 13 h more to complete her project in Geography than her project in Physic. How much time did she spend to complete her project in Geography?