Question
Rachel spent 112 h to complete her project in Physic. She spent 23 h more to complete her project in Social science than her project in Physic. How much time did she spend to complete her project in Social science?
3 m

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Rachel spent 112 h to complete her project in Physic. She spent 23 h more to complete her project in Social science than her project in Physic. How much time did she spend to complete her project in Social science?