The valoe of these seven in 27,459 is how many times value of the 7 in 40,735

Jessica is a custodian at oracle arena.she waxes 20 m2 of the floor in 3/5 of an hour. jessica waxes the floor at a constant rate.at this rate how many sqaures meters can she wax per hour

Having a hard time understanding this question (see attachment).

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