Question
Eva spent 16 h to complete her project in Social science. She spent 13 h more to complete her project in Math than her project in Social science. How much time did she spend to complete her project in Math?
3 m

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Eva spent 16 h to complete her project in Social science. She spent 13 h more to complete her project in Math than her project in Social science. How much time did she spend to complete her project in Math?