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What is the order of magnitude for the number of liters in a large bottle of soda served at a party

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6