If 58 books are checked out of a class library, and 42 books are left on the shelves, how many books in total belong to the class library?

Eiko is wearing a magic ring that increases the power of her healing spell by 30%. without the ring, her healing spell restores h health points. which of the following expressions could represent how many health points the spell restores when eiko is wearing the magic ring?

Alakefront cottage that is 30 feet high casts a shadow on the water. how long is that shadow if a 16-foot-high truck parked nearby casts an 8-foot shadow?

Students planted 6 equals size gardens on earth day. they divided each garden into three equal sections and planted herbs in 2 of the 3 sections what fraction of the gardens did the students plant with herbs.