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A boy is giving his baby sister a ride on a wagon. He exerts a constant horizontal force of 150N to move the wagon. If 364J of work are don, how far does he move it? can anyone help me with this one? and explain the steps needed in order to solve. step by step. thankks

A librarian does 8.0 J of work to stack five identical books on top of each other. If each book has a thickness of 4.0cm, what is the mass of a book? can anyone help me with this one? and explain the steps i need to take in order to solve thankss